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跪求高手给答案 & Z) r# L/ d; j3 Y
& |7 p, x D( l1 G8 T+ f) G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?8 G- y( u! d7 `/ v/ Q
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A)Back at 10km/h
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B)All of the answers are correct. {2 |$ M5 b0 L' L3 d
# ^3 g5 p& ^) `; n6 e9 S. E C)Back to the blind side of the vehicle
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D)Avoid backing whenever possible
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2.If you can't avoid a collision, what is the best action to take to reduce injuries?+ }4 D0 G W8 D2 D k+ Z
A)Lock your brakes and turn toward the ditch. Y1 S C7 S4 H- B, L. }
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B)Use controlled braking and steering to collide with any objects at an angle8 n* j% u& \, b8 n" b' V5 d/ A1 n
7 u( @ J+ t0 x- p7 S7 [ C)Lock your brakes and steer hard to the left side of the highway( z4 I8 _8 A( ]5 w
2 b2 A& e7 g/ D, l& D. r D)Slam on the brakes and hit head-on
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& t4 e5 u. _( I' X8 q 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 brakes. e/ Y$ I% e4 k6 Z$ f( O1 Y
) s; J0 S' D- x# R& k B)Shift to a lower gear and squeeze the brakes8 A( Z& r. k5 j: X; K" F
6 D; ?+ r8 [9 f6 {, t C)Lock the brakes3 y4 B) X; N: u
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D)Threshold brake
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4.When driving a vehicle equipped with ABS brakes, the best way to stop in an emergency is:8 G/ x+ P' v# B' E2 w, {
7 u4 I, Q( T- F) a A)Apply firm pressure on the brake pedal' ~1 F; w, r$ T: c+ c
. v( e! v8 H& j% m& M& ` B)Quickly pump the brake pedal2 e/ ~6 y! a6 g/ v) \ M
0 Q7 z2 b1 R' u, G6 \; w8 Y C)Slowly pump the brake pedal
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0 e( ]% i; G7 G! C4 j D)Press on the brake pedal until you feel a pulsating, then ease up
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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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; j, w5 ^$ |5 O9 p+ h# U& | B)12 to 15 seconds ahead' o; _9 g v, q+ X
) z: @9 ~3 {5 W* i# h, D C) Four car lengths% x: ^+ q& {& W
( H+ P/ n C+ O4 l* T( f D) About 1 km0 c( j5 J/ q( S4 }0 G3 T# d( }; k# E
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6.Responsibility for the safe maintenance of any vehicle rests mainly with:
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A) The automotive department or service station
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- S2 ?/ Z. E1 h. X8 ?# @ B) The owner/operator
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C) Law enforcement officers& {4 T/ j3 m; y1 @- r9 F
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D) The manufacturer7 q' V& V1 I0 k" d- @
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7.The condition of tires on a vehicle is important because:: g6 z: U, g- g6 e$ g0 H
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A) Contact between tires and the road stop the vehicle
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B) All of the answers are correct
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, Y: r& ?/ Q P1 y C) Tires provide traction
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D) Tires carry the vehicle's load9 `/ V1 U* V! Z0 z
. \) Q. H$ }8 t( W ~2 ^9 G 8. A yellow traffic sign indicates:
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A) Roadside services
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* s% m8 S5 e# v/ k B) A construction zone1 {% m1 O$ j/ L/ Y, a+ [
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C) A general warning5 G& |7 }2 L; e- Z
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D) A prohibitive message
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% k! d R$ y0 M& X0 ~ 9. You are driving on a highway when the left front tire suddenly goes flat. You should:
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/ `& V+ \0 ~1 U: } A) Signal, pump brakes, and steer left# [# d" K6 V3 x( O
7 H/ P3 _" @3 M- W B) Signal, pump brakes, and steer right
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C) Grip the wheel firmly, engage ABS brakes, and steer right/ @. {5 V$ h% Y" |) _2 u
" F3 @- O% |1 u- r+ D4 |5 |$ x D) Grip the wheel firmly, steer straight, and reduce speed without using the brakes
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10. Properly understanding an anti-lock braking system:
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A) Can help drivers be safer on the road
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B) All of the answers are correct
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2 X8 Y& d7 D# Q+ q% O( B" _ C) Can greatly reduce the risk of injury
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$ M L& ~' q8 K0 W D) Can reduce the risk of having a collision) s. m) N4 }1 {/ H
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5 d# u" f$ O, Q! p9 D" x0 }) h 11. You should return to your lane after passing another vehicle once:
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# ^6 F) I9 `7 s9 k/ e+ _, t A) The other driver signals with the lights e# T, l1 g, [( f3 n
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B) You can see the other vehicle in your rear-view mirror
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C) Your rear bumper passes the front bumper of the other vehicle
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D) You are 5 metres past the vehicle" O, G5 W. y2 {0 ^1 o! a# R3 L
6 K$ k* t) m. p- G- v* ] A 12. To be proactive and reduce the chance of road rage in other drivers, you should:# q; R; K( j+ v: Z; S
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A) Drive the same speed as all other drivers9 V* h* B6 B; Z
5 g* c* ~0 ^# F, |7 d0 A B) Signal 30 metres prior to turns in rural areas- Y. _4 L6 K, a- L0 p, C
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C) Keep a space cushion all around your vehicle
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D) All of the answers are correct
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0 F7 T8 n2 e z 13. The first thing you should do prior to backing out of a parking stall is:( y; o5 ?2 z9 l4 S* h( q8 a
! P9 S3 G( Q4 z! c0 n A) Sound your horn twice# Y. S F) z: ^& n9 N; \
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B) Proceed slowly+ j- b& { y) `% c# ]
+ q' U1 N8 e" |" y C) Walk around the vehicle to check for hazards6 g3 _! [) F. E; @; p
, ~' _ c) {. ^6 L1 u7 U- a9 K D) Use your mirrors and look out the rear window
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+ ?$ \9 g( ^) z8 a% o9 L$ l 14. What causes most vehicle crashes?
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5 v5 j. S3 [$ H( @1 _+ ^* T A) Traffic laws
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n9 F' r" B+ U* Q& v- Q B) Defects in the road7 W N# K0 x! q
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C) Human error+ O( F4 S, r9 E1 ?" l5 U* h+ [
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D) Inadequate traffic controls: B4 o0 s" M: Z- q! R- f
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15. A black/white or red/white traffic sign indicates:, M: B+ ^ s3 {% `& \
6 e5 n, t+ H! g9 L h A) A construction zone6 J6 u; B; L; R7 E* u
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B) A general warning: p) n8 C E) R2 G. ]
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C) Roadside services
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7 C' ]+ n3 Z' }- oD) A traffic regulation+ |! X) p V- [6 ~7 A6 _
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16. A flashing red traffic control light always has the same meaning as:0 H% k0 I) O# }4 W7 B
$ @4 M: l: E W8 O9 ^8 p& f0 jA) A caution sign& \) R. D1 M+ z# k4 e0 ]) O2 ?% K5 n
# X$ t. m2 P& _0 h ? ~# i: wB) A yield sign
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Y* h* K" L; S3 s/ k6 YC) A stop sign: V7 ?' o: `! t5 j1 E% ?
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D) An ordinary red traffic light4 N3 c( N u8 S$ ~ q6 p# Y. l1 c
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) p( s# V0 o0 V r9 u7 h+ N4 e5 x17. The major factor contributing to cornering skids is:
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A) Entering the corner too fast0 r. h9 C @% Q- g; q6 \1 @
/ v" W* T- @5 m. T; r8 O: AB) Driving with all season tires
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C) Braking sharply while in the curve
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" n* `' O/ Q w6 t6 {* x, d' j) uD) Being unfamiliar with the road and road conditions
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9 B/ Q0 y5 p, h1 \# Q: e+ X. C 18. You will anticipate better when driving in a rural area if you:
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8 U1 {5 D% I# l8 Z6 J% H" g C E A) Check your mirrors every 30 seconds& I' k/ J8 n$ G! h7 D) ]
0 O6 c6 F( @0 Y8 C; b B) Scan at least 25 seconds ahead
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5 I/ c( b8 Y' P2 E! D* }5 r 19. Maintaining a 4-second following distance in wet weather conditions is an example of:
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! S f7 W) J5 Y! b5 | A) Time management$ ]- K" U( X! C% I
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B) Communication
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7 {/ v- }/ T3 O7 W7 A1 C C) Searching- m# |- A/ X3 }/ M% t* T
; n6 u3 N# B) M/ W$ p# z D) Managing space
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; A6 P$ g# Q4 y$ Z l3 r ^ 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
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0 z6 Z# f9 h7 X& F) {$ u7 _ B) A cornering skid' t1 P0 ~/ K* f0 M7 T9 R$ p
# d; w |; u5 q8 I7 I9 h C) Power steer
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1 c, l- y j" |# d) E0 { U D) Understeer, V0 ]% R+ o& K
# T# |; }* D7 e: L. P5 d0 [$ |8 K 21. To keep a safe following distance in an urban area, a driver should:: ~+ X E( o0 [& ^' D$ u
8 z- C9 l3 ~- a n A) Keep at least a two car length following distance
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: o$ k0 }% T, a" r: i B) Keep at least a 2- to 3-second following distance
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# ]! q' t8 r' u' ~8 n1 SC) Keep at least a 12-second following distance1 |) j& \; L1 |9 K6 s5 W
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D) Keep one car length for every 10km/h of speed _2 k& C6 _5 [( J
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