--Hello, is that Liu Tao?
-Yes, ______.
A.I am B. it is C. speaking
A：Would you like some thing to eat? B：_________.
A.No，I wouldn't B.No，thanks C.Yes，I wouldn't
当别人问你“What’s the dog doing?”，你应该回答：_____。
A. He’s play football.
B. He’s playing football.
当你问别人“你喜欢的季节是什么？”应该说：_______。
A. What’s your like season?
B. What’s your favourite season?
当你问别人“你正在干什么？”，应该说：_____________。
A. What is he doing?
B. What are you doing?
当对方问你：“what do you do?”你应该回答：_________。
A. I’m working.
B. I’m a worker.