—Must I finish my homework right now?—No, you . A. needn’t B. may not C. mustn’t
.Not all the students sitting in the back row can see the words on the blackboard _________.
---Our club has just finished an _______ documentary. ---Really? Can I have a quick look at it now?
Linda’s father hates waiting in long lines. I think he’s very _______.
Last summer, many events in the world were covered _____on HD(高清) channels.
This sweater looks nice ________ Dick because he looks nice ________ blue.