The door burst open and ， shouting with anger．
| A．rushed in a crowd | B．in a crowd rushed |
| C．a crowd in rushed | D．in rushed a crowd |
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 |
There is no doubt _______ nearsightedness is a serious problem among the youth of our country.
| A．/ | B．which | C．whether | D．that |
You needn’t have ________ the speaker when he was speaking; there was enough time afterwards for you to ask questions.
| A．affected | B．interrupted | C．involved | D．disturbed |