China is one of ______ countries in the world.
| A．large | B．larger |
| C．largest | D．the largest |
—How do you study English so well?
—I think _________ English movies is a good way to learn English.
| A．watching | B．learning | C．reading | D．looking |
Don’t _______ the people who are in trouble.
| A．help | B．look after | C．laugh at | D．play with |
---If I were you, I ________ study harder
| A．had | B．would | C．did | D．do |
This book is a bit difficult. ________ read something easier?
| A．Why not to | B．Why don’t | C．Why not | D．Why not you |
---Excuse me, does Mr. Zhang’s son live here?
---He________ be here, but he has moved?
| A．used to | B．was used to | C．got used for | D．did use to |