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: + R9 A4 A! ?4 X) u' m - ?: W' q" c1 ?& `, AImmigration and Refugee Protection Regulations 9 L1 G: c. H+ V Q9 o; C% K$ ~Section 190 (3) (f) 0 V0 Q0 R& k% C# B . r y$ P0 r& [2 a; x7 n+ |(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 - R, M) V/ P& \6 |4 h) p* U8 D/ {! X( P( V
(f) to re-enter Canada following a visit solely to the United States or St. Pierre and Miquelon, if they / c' {. J$ e: Y: L! F7 x) Y7 N3 o4 p( q0 P
(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 ! y2 W) Q& C& c# K/ F6 F6 r1 s8 _' ?
(ii) return to Canada by the end of the period initially authorized for their stay or any extension to it;