In order more about Chinese, he reads a lot of books about Chinese history and culture.
| A．learning | B．not to learn |
| C．not learning | D．to learn |
-- I can't find David. Where is he?
-- He ________ for tomorrow's competition at home.
| A．prepares | B．is preparing | C．has prepared | D．prepared |
Smile to the world, ________ the world will smile back to you.
| A．nor | B．but | C．or | D．and |
-- ________ can you finish this English examination?
-- In about one and a half hours.
| A．How far | B．How often | C．How soon | D．How long |
-- Would you like some milk?
--________.
| A．Yes, please | B．The same to you |
| C．Help yourself | D．My pleasure |
You __ drive your car so fast. It's very dangerous.
| A．wouldn't | B．shouldn't | C．couldn't | D．mightn't |