当然不是了。请看: A& W9 A5 g7 U) F' V" b, m! c9 {' L0 Z' f; ~
U-turns/ b/ w# W- p( y' M) a& x$ `* x! P
2 z/ J9 _ E9 O& z, p0 p% o3 f
Do not make a U-turn unless you can do it safely and without interfering with other traffic. 5 m4 Z% z0 Y3 z4 ~! g" EOutside urban areas U-turns are not permitted on a curve or near the crest of a hill where the driver of another vehicle cannot see your vehicle. 0 t" |' z! H @+ g' A A; S* r
+ o# Z' {+ c. c% c$ LU-turns are not permitted in urban areas in the following situations:6 M) r$ z9 |3 N8 h
On a roadway between intersections. + Z5 P7 I) F9 [0 k% WWhere a sign prohibits making a U-turn. : K3 h3 w. s- F7 ^3 h+ FAt an intersection controlled by a traffic-control signal (traffic lights). 8 t4 p1 L. `- i3 z. n& g! W
At an alley intersection. 5 F5 k- t$ T, ?4 D, m2 w: j) |) c5 s: r$ o0 r g8 J3 \* b
摘自 Alberta Basic Driver's Handbook