顺便给大家提供一下这条法规,也许以后入境碰到不明白规定的官员可以用得上:' G5 [, t: W' r
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Immigration and Refugee Protection Regulations" F( W( T0 x- n
Section 190 (3) (f) 3 L7 k! r1 R# D4 T5 u* P 7 L6 @9 u; X2 {(3) A foreign national is exempt from the requirement to obtain a temporary resident visa if they are seeking to enter and remain in Canada solely& g+ O O/ H% S; F1 M6 A
1 @1 c" W9 F9 Z8 H" p(f) to re-enter Canada following a visit solely to the United States or St. Pierre and Miquelon, if they " T! m- E$ s" y( Q# M! E 4 K: m: a6 p, M (i) held a study permit or a work permit that was issued before they left Canada on such a visit or were authorized to enter and remain in Canada as a temporary resident, and 7 M! U! D1 k; S3 ?9 w6 ?% s$ `5 Y9 a7 Q7 m. B' ^9 f* U
(ii) return to Canada by the end of the period initially authorized for their stay or any extension to it;