单选题 I bought a dictionary three years ago and I am still using ________ now.

单选题 Someone is at the door, who is ________ ?

单选题 I don’t think ________ possible to master a foreign language without much memory work.

单选题  Is________ necessary to complete the design before National Day?

单选题 — What’s the date today?
— ________ is September 10th.

单选题 It looks as if ________ going to rain.

单选题 I hate ________ when people talk with their mouth full.

单选题 Does ________ matter if he can’t finish the job on time？

单选题 I was disappointed with the film. I had expected ________ to be much better.