—Why does the lake smell terrible?
—Because large quantities of water______.
| A．have polluted | B．is being polluted |
| C．has been polluted | D．have been polluted |
There’ll be a special price for anybody who ______ a suit in the next two days.
| A．ordered | B．has ordered |
| C．orders | D．would order |
— It looks like we’re almost out of milk.
— ______. I’ll get some more when I go to the store this afternoon.
| A．No wonder | B．Not to worry |
| C．Nobody cares | D．No problem |
I don’t care ______ we have for dinner if I don't have to cook it.
| A．that | B．where |
| C．when | D．what |
Tom felt ______ when he had the interview because he was not well prepared for it.
| A．energetic | B．nervous |
| C．enthusiastic | D．cautious |
The city was built by Alexander 1,300 years ago, after ______ many streets and places are named.
| A．when | B．which |
| C．where | D．whom |