Unit 8 It must belong to Carla.
一，单项选择
1, ---Someone is knocking at the door. Is it Ann? ---It ___be her. She is giving a performance at the theater now.
A. may B. must C. can’t D. mustn’t
2, Flowers ___along the road last year.
A. plant B. planted C. are planted D. were planted
3, ---Where are you going this month? ---We ___go to Xiamen, but we’re not sure.
A. needn’t B. must C. might D. mustn’t
