The man didn’t know the thief broke into the house and stole all his valuable things.
| A．it was when that | B．when was it that |
| C．that it was when | D．when it was that |
American women usually consider their best friends as someone ________ they can turn when in trouble.
| A．to which | B．on whom | C．to whom | D．with whom |
He is always serious and doesn’t like _____.
| A．play jokes | B．being played jokes on |
| C．being played jokes | D．to play joke on others |
No one knows when such a custom first _____.
| A．came into power | B．came into being |
| C．came true | D．came out |
The students pretended_______ attentively when the teacher came in.
| A．to learn | B．learning | C．and learned | D．to be learning |
________ he returns to his native land.
| A．It is long that | B．It is not before long that |
| C．It won’t be long before | D．It will be long until |