While _________ in Britain, he made friends with the natives there.
| A．working | B．worked |
| C．he works | D．he is working |
.Your bicycle looks _____ as mine. When did you get it?
| A．same | B．like | C．the same | D．/ |
.In the country area about one in ten ______ have enough to eat.
| A．haven’t | B．aren’t | C．hadn’t | D．didn’t |
Now the city is ______ it used to be.
| A．three times as large as | B．three time larger as |
| C．larger as three times as | D．as three times larger than |
The buildings of this style can be seen _________.
| A．all of Europe | B．all over Europe |
| C．all the Europe | D．all European |
30 % of the young trees, attacked by diseases, ________pine trees.
| A．is | B．are | C．was | D．has been |