⑴ A. water            B. what             C. who

⑵ A. clean            B. clock            C. class

⑶ A. eat              B. tea              C. bread

⑷ A. sing             B. long             C. song

⑸ A. food             B. book             C. look

⑴What did you do last night?                  A. I got there by bus.

⑵How tall are you?                                   B. I'm 1.60 metres.

⑶How did you get there?                         C. I went to the Great Wall.

⑷Where did you go last weekend?          D. I hurt my leg.

⑸What happened to you yesterday?       E. I watched TV.