Their classroom is _____ than ours, that is to say, their classroom is as small as ours.

From his _______expression, we can guess that the problem maybe was quite _______.

It seems quite _____ to expect a student to master 3,000 words within only 5 days.

 Is Mr. Wang good at drawing his students into ________ discussion?

---I’m afraid I don’t have the ability to make a speech in public. I’m too nervous. ---Don’t worry. You will overcome it _______if you practice more.