I was feeling left out in the new school Alice ,an easygoing girl from Canada ,came to stay with me．
| A．if | B．once | C．when | D．unless |
The factory was built in a secret place, around _________ high mountains.
| A．which was | B．it was | C．which were | D．them were |
She wrote a month ago, ______ we’ve heard nothing.
| A．since when | B．before which | C．since that | D．after which |
I have a lot of books, half of ______ novels.
| A．which | B．that | C．whom | D．them |
The old house, in front of _________ there is an apple tree, is _________ I used to live.
| A．that, the place | B．it, the place | C．which, where | D．what, where |
Houston Rockets, ______ led by as many as 10 points in the first half, has dropped three straight after winning eight matches.
| A．which | B．that | C．it | D．when |