| The singer and ________ dancer plays________ important part in the concert. |
A. /; an B. the; an C. a; an D. the; / |
| Your sister is said ______ in the supermarket when she was doing shopping yesterday. |
A. to be badly treated B. treating badly C. being badly treated D. to have been badly treated |
| ______ was unknown to us, he always said, was how the teacher knew the secret. |
A. It B. What C. That D. As |
| Australia ________ to have been connected to South America millions of years ago. |
A. is believed B. believes C. believed D. is believing |
| When she heard that her life was in ________ danger, she felt quite at ________ loss. |
A. the; the B . a; a C. /; a D. a; / |
| To tell you the truth, the accident and the damage _____ resulted in frightened me so much that I almost gave up driving ever since. |
A. it B. that C. what D. which |
| — The physics exam is not difficult, is it? — ________. Even Tom ________ to the top students failed. |
A. Yes; belongs B. No; belonged C. Yes; belonging D. No; belonging |
| We ____ on the project for two hours. Let’s have a rest. |
A. have been working B. are working C. worked D. had worked |
| With the development of ______, various _____ come into being. |
A. advertising; advertising B. advertisement; advertisements C. advertisements; advertising D. advertising; advertisements |