While crossing the street, please ________ for the coming cars.
Nearly all of the roads in this county are rough (不平坦的),__________ this one.
—Do you mind if I smoke here? — __________ I feel a bit sick.
I hope my teacher will take my recent illness into __________ when judging my examination.
More TV programs, according to government officials, will be produced __________ people's concern over food safety.
Passengers are permitted __________ only one piece of hand luggage onto the plane.