The leader of the factory told us that very little ___ was made of the waste material in the past.
| A．cost | B．value | C．use | D．matter |
However, at times this balance in nature is disturbed, _ ___ a number of possibly unforeseen effects.
| A．lying in | B．calling in | C．taking in | D．resulting in |
．— I ____ to your birthday party last Sunday.
— Unfortunately, you were out on business.
| A．had come | B．came | C．would come | D．would have come |
— Joan was badly injured in the accident yesterday and she was sent to hospital.
— Oh, really? I ____. I ____ visit her.
| A．didn’t know; will go to | B．don’t know; will go to |
| C．didn’t know; am going to | D．haven’t known; am going to |
— It’s getting dark earlier than before, isn’t it?
— Yes. I think so. I see ____ is on already.
| A．the street’s light | B．the light of the street |
| C．the streets’ light | D．the street light |
— What do you think of the price of these computers?
— They are at least equal in price to, if not cheaper than, ____at the other companies.
| A．it | B．ones | C．that | D．the ones |