—What are your two sisters doing?—They ______ TV.
| A．watch | B．watching | C．are watching | D．watches |
Stop smoking,_______ you’ll get better soon.
| A．or | B．but | C．and | D．because |
He used to _____ much meat, but now he’s used to ______ fruits and vegetables.
| A．eat; eating | B．eating; eat |
| C．eat; eat | D．eating; eating |
—You won the first prize in the last Physics competition once again.
—___________. I made several mistakes.
| A．Congratulations | B．It doesn’t matter |
| C．Don’t mention it | D．You must be joking |
— Has your mother ever been to London?
Yes ,and ____ . We went together.
| A．so have I | B．so I have |
| C．neither I | D．neither I have |
_____ Jack ______ Jim has been to to China, but _____ of them knows little about China in fact.
| A．Either; or; both | B．Neither; nor; both |
| C．Not only; but also; neither | D．Both; and; neither |