We all feel it is Jack as well as his wife that ______ for their son’s bad performance at school.
| A．are to blame | B．is to be blamed | C．are to be blamed | D．is to blame |
They must have gotten to the top of the mountain by now. They_____ before the sun rose.
| A．settled down | B．set out | C．took off | D．turned up |
—Lucy, go do the washing please.—_______ I just did it yesterday.
| A．It’s your turn. | B．It’s up to you. | C．So what? | D．With pleasure. |
He is very_____; it is impossible to talk him into doing anything he doesn’t want to.
| A．stubborn | B．curious | C．skeptical | D．gracious |
It was only then ______ I began to have doubts about whether my story had ever been told.
| A．when | B．Since | C．that | D．yet |
The secretary worked late into the night, ______ a long speech for the president.
| A．to prepare | B．prepared | C．preparing | D．to be prepared |