All _____ can be done has already been done.
| A．/ | B．what | C．that | D．which |
Mary’s being hurt ______ the uncertainty of our winning in the game.
| A．added | B．added up | C．added to | D．added up to |
______ to give up smoking, he threw away his ______ cigarettes.
| A．Determined; remained | B．Determining; remaining |
| C．Determined; remaining | D．Determining; remained |
--- Shall I give you a ride since you live so far away?
--- Thank you. ______.
| A．It couldn’t be better | B．Of course you can |
| C．If you like | D．If you are convenient |
In class, fewer of the students who are not ______ their studies sometimes ______ the dying robots, not listening attentively.
| A．accustomed to; are functioned as | B．addicted to; function as |
| C．sceptical about; are functioned | D．accurate in; function |
I am glad that you have managed to come. You ______ have brought wine. We’ve got plenty.
| A．wouldn’t | B．couldn’t | C．mustn’t | D．needn’t |