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跪求高手给答案 ( b6 D) j' D$ g9 x
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可以的话 解释一下原因 谢谢大家
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1.Which of the following are best practices with respect to backing?+ l4 K+ X$ l# _2 m0 U: q5 F
" }5 E, B, Q- J, C9 C: y. k A)Back at 10km/h8 t3 o4 t- |* R) W" m
0 } T& A7 c# I+ A B)All of the answers are correct
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C)Back to the blind side of the vehicle1 Z7 z1 h) a. f% ?& }
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D)Avoid backing whenever possible( o0 ~6 t, @6 e1 {, M3 F$ w
0 E3 [0 W! B( I$ d 2.If you can't avoid a collision, what is the best action to take to reduce injuries?
- F1 z9 B, E: H1 |. ^! c6 c A)Lock your brakes and turn toward the ditch7 I& Q4 U$ }8 k2 U6 v# t
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B)Use controlled braking and steering to collide with any objects at an angle$ v& I/ Q. K8 T# N% n
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C)Lock your brakes and steer hard to the left side of the highway
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0 W% E$ q, x7 R3 V4 m5 p% d9 Y D)Slam on the brakes and hit head-on
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3.The most effective way to quickly stop a vehicle traveling at speeds greater than 60 km/h on wet pavement is to:
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A)Pump the brakes3 _$ y9 N1 N ?9 C4 K
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B)Shift to a lower gear and squeeze the brakes
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C)Lock the brakes6 \. s+ `0 ~9 Y7 N7 e
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D)Threshold brake( u; j0 G2 o3 x7 ]
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4.When driving a vehicle equipped with ABS brakes, the best way to stop in an emergency is:
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; D; n* W9 r; a8 U$ g A)Apply firm pressure on the brake pedal
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* o) b0 h! V" y0 H B)Quickly pump the brake pedal4 T4 }: N( V( y+ j
$ K2 I0 }, f" t5 m3 W" k' V7 M C)Slowly pump the brake pedal$ i8 z2 U- W$ ^0 o: X2 `% @7 W
! ~* T$ ^7 }- Y( P D)Press on the brake pedal until you feel a pulsating, then ease up E, n) \1 H$ g& ~5 v" e+ r/ Q6 A
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5.What is the minimum distance ahead that you should look when driving?
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A)Four seconds ahead
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B)12 to 15 seconds ahead5 ]% s/ ]0 @ ]4 B+ B, b) K
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C) Four car lengths
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D) About 1 km
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6.Responsibility for the safe maintenance of any vehicle rests mainly with: `- Q" J; q* R: c3 }
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A) The automotive department or service station
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/ z+ j- L+ S1 j! k9 _) P8 W B) The owner/operator
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( ~2 \6 {. b9 K; J. C9 B* X C) Law enforcement officers
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2 ~, o; }' O. \' V7 J K/ H! [ y8 Z2 B D) The manufacturer' R: I3 M$ C; n4 j2 w" q
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7.The condition of tires on a vehicle is important because:
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9 Z' `% R6 b4 q- o A) Contact between tires and the road stop the vehicle
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B) All of the answers are correct$ w" ]. {) ^9 t R a. s
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C) Tires provide traction _+ c7 i9 ], k+ |0 Q" v* l" H
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D) Tires carry the vehicle's load
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. r( F9 u! Y* B+ m; U( X 8. A yellow traffic sign indicates:/ o* D2 X: U8 l+ t ]/ T# P
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A) Roadside services9 q* @9 |: n9 \* a) V, h
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B) A construction zone
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) k. ?. M* W2 @6 {7 c/ l+ F C) A general warning
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5 \- k l, Y, A+ N" _6 N0 q. ~4 I D) A prohibitive message
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, A( [% [5 l3 L" ^2 E2 b 9. You are driving on a highway when the left front tire suddenly goes flat. You should:
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A) Signal, pump brakes, and steer left
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B) Signal, pump brakes, and steer right: U% B8 {, D8 w* k1 L( \/ n+ j( w
0 E9 a) M1 u) Z& G/ k5 L8 o C) Grip the wheel firmly, engage ABS brakes, and steer right
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D) Grip the wheel firmly, steer straight, and reduce speed without using the brakes1 _: q" o; J9 E8 b, U
+ Q6 t- |0 d/ c3 b+ Q# \' u 10. Properly understanding an anti-lock braking system:
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9 g3 \: h2 c# t9 m- T3 ?7 M5 w' d/ K6 Y A) Can help drivers be safer on the road/ X4 u' j4 [: x% I9 ]$ V0 A( j/ F
, o5 K- H5 |; F6 j4 u B) All of the answers are correct+ n9 J1 m$ @, h. X
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C) Can greatly reduce the risk of injury
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D) Can reduce the risk of having a collision
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O; [+ ]2 e. g: e 11. You should return to your lane after passing another vehicle once:1 K" `6 T$ a# x' w0 Z
- a$ l& U$ S5 y5 \ A) The other driver signals with the lights
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B) You can see the other vehicle in your rear-view mirror
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4 x4 B( G& y' K9 |5 o5 J2 G! U C) Your rear bumper passes the front bumper of the other vehicle/ ?4 ?( A; n8 Z
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D) You are 5 metres past the vehicle
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12. To be proactive and reduce the chance of road rage in other drivers, you should:
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1 f0 A; R) T2 T3 C A) Drive the same speed as all other drivers c2 n: E6 \9 ^, H8 c& A
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B) Signal 30 metres prior to turns in rural areas8 ]! {1 f1 G# {- h
) N' a( \: t+ i C) Keep a space cushion all around your vehicle
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0 s. v9 M& @& v5 R- L% p D) All of the answers are correct" [9 j, J6 Y& H6 p' S( ]
, x: t; Y! N' ?0 c) c/ k) W$ ? 13. The first thing you should do prior to backing out of a parking stall is:
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0 B" z; B2 A1 b% L# H A) Sound your horn twice
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B) Proceed slowly
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; M. ~6 C( h5 V7 f3 o% f1 b; G C) Walk around the vehicle to check for hazards) L6 Y8 Y( A% _- j
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D) Use your mirrors and look out the rear window
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) W+ B, h- `/ v7 z 14. What causes most vehicle crashes?8 P; z6 O X4 `9 s( y( I, z
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A) Traffic laws
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B) Defects in the road* D- |3 c$ |* }0 T. J# d* ^
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C) Human error! `* ]( I! O! E! X' Z- O3 h
9 x. S3 T) \3 z5 L/ _ D) Inadequate traffic controls2 l0 P2 u! C' e0 i* @8 G0 \( v6 g
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15. A black/white or red/white traffic sign indicates:
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9 |' }$ f/ q: ^& W- P" ?5 F7 N A) A construction zone6 q2 c7 E3 M/ }
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B) A general warning3 R% F, I$ h# ?5 X; B; m6 s, x
: u- Z: |' y0 y) d1 w% V C) Roadside services! p% y( }/ \: Z$ @/ c4 Q) Z$ G% F
, }# S' @$ K ^' h8 ^& cD) A traffic regulation% L- ~& X M- c- [; [/ m
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: S; L2 M$ t0 m! R/ s 16. A flashing red traffic control light always has the same meaning as: e0 D8 f+ a3 n' F9 a2 @1 N& M) M
3 q. k5 f- B3 t$ R7 i: ?A) A caution sign ], R$ Q: b5 d) Y
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B) A yield sign
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C) A stop sign
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D) An ordinary red traffic light
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7 w; V2 j* @' I9 [5 G6 F17. The major factor contributing to cornering skids is:: a9 N. i/ I+ c6 E( [
* K6 e( J8 {+ d5 B% C( P. x A) Entering the corner too fast
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2 P) Z' o6 N2 N& b% E$ yB) Driving with all season tires9 [! y$ Y. S* U' L+ g, x' B- o
* g4 }* L: A- S: {C) Braking sharply while in the curve+ `- A3 ^) X7 a8 c3 U+ p
3 k8 U0 ?7 [( O* g- F5 A, @4 `D) Being unfamiliar with the road and road conditions
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18. You will anticipate better when driving in a rural area if you:
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A) Check your mirrors every 30 seconds
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4 J8 P1 x$ e) J0 s+ c" q# Q B) Scan at least 25 seconds ahead
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19. Maintaining a 4-second following distance in wet weather conditions is an example of:
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% E K, `5 g& r1 \1 [: ^% y8 ^ A) Time management( ~/ ~; C( j& Z
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B) Communication; L0 Z, ^! w% q/ E1 K! [: S9 k
4 l. }- r4 R1 E7 S C) Searching3 d# E& ~5 `; ]) [* H" `
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D) Managing space l' p! _3 c. Q' a. {
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8 ^% ^/ U, e4 X. z1 ^ 20. When a vehicle loses traction in a curve and has a rear wheel skid, it is called:
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A) A braking skid- v- [. g: g' k3 [0 z [* H7 k
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" \+ Q- v2 j% i2 M6 f+ l2 K# ] C) Power steer, n/ a9 H& J# Q$ h( g( L4 T9 J; F
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D) Understeer
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4 \! H1 A4 _. M9 ?0 C/ E4 X 21. To keep a safe following distance in an urban area, a driver should:
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A) Keep at least a two car length following distance
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6 U' _; o3 t7 r" r$ y5 ?7 R( i B) Keep at least a 2- to 3-second following distance
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* i7 f) N4 N7 VC) Keep at least a 12-second following distance* \/ Z4 o" t/ N" K
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D) Keep one car length for every 10km/h of speed! r7 x# s, ?+ }8 i9 x+ s5 P, ~
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