____ of the work_____ too hard for me, so I can't finish it without any help.
| A．Sixty percent; is | B．Sixty percents; are |
| C．Sixty percents; is | D．Sixty percent; are |
Jim _______Betty ______see a film once a week last year.
| A．invite; to | B．invite; for | C．invite; for | D．invited; to |
It’s Sunday tomorrow, so you _______ get up so early.
| A．needn’t to | B．need to | C．don’t need to | D．don’t need |
Find ______, and leave as quickly as possible if a fire breaks out in a shop.
Do you know _____this time yesterday?
| A．what she is cooking | B．what is she cooking |
| C．what she was cooking | D．what was she cooking |
_____you _____he is able to ski, but I am.
| A．Both, and | B．Not only, but also | C．Either, or | D．Neither, nor |