The course that Beijing University offers normally attracts 30 foreign students per year; _______ up to half will be from America.
| A．in which | B．for whom | C．with which | D．of whom |
He thought nobody was around , but he was in fact seen into the office building .
| A．to steal | B．steal | C．stole | D．stolen |
Not until he finished his homework him to watch TV in the evening .
| A．his mother allowed | B．his mother had allowed |
| C．did his mother allow | D．had his mother allowed |
There used to be a coffee shop next to your house , ?
| A．wasn’t there | B．didn’t there | C．wasn’t it | D．didn’t it |
—The phone is ringing —Who could be? It is already midnight .
| A．he | B．it | C．this | D．there |
Her dog ran out of the yard the old lady opened the gate .
| A．moment | B．a moment | C．the moment | D．that moment |