Are you going to have a holiday this year?—I’d love toI can’t wait to leave_____this place.[ ]

what causes your heart attack？ —It is_____

The man we followed suddenly stopped ad looked as if ______whether he was going I the right direction.

下列交际用语使用得体的一项是

e is crazy _____ the film star, whileher brother is crazy _____ surfing.