—Where did you see your friend?
—It was in the super market ____ I was doing shopping.
| A． where | B．which | C．that | D．when |
It is no good ______ the flowers to often, for a lillte water is enough for them.
| A．watering | B．to water | C．watered | D．waters |
_____ into English, the sentence was found to have an entirely different word order.
| A．Translating | B．To translate | C．Having translated | D．translated |
He was obliged to ______ the trade of shoemaker.
| A．take on | B．take in | C．take up | D．take down |
The government of the United States began at once to investigate the case ______ a lot of students were killed.
| A．that | B．when | C．where | D．why |
---I probably shouldn’t have any more cake.
---Oh, ______. It won’t kill you.
| A．go ahead | B．hold on, please | C．you’re welcome | D．that will do |