If nothing________，the oceans will turn into fish deserts. (2013·湖南，26)
| A．does | B．had been done |
| C．will do | D．is done |
Much as I have travelled, I have seen ________.
| A．not a such capable man | B．no such a capable man |
| C．not such capable man | D．no such capable man |
The boss has given everyone a special holiday, so we ________ go to work tomorrow.
| A．can’t | B．mustn’t | C．needn’t | D．shouldn’t |
If you have a self-centered attitude, it is, in my view, too selfish _____ you when making friends with others.
| A．for | B．in | C．of | D．on |
—Thank you for your wonderful meal.
—______.
| A．No, it was just so-so | B．The same to you |
| C．No, that’s all right | D．It’s my pleasure |
______ you’ve got a chance, you might as well make full use of it.
| A．Now that | B．After | C．Although | D．As soon as |