_________ to sunlight for too much time will do harm to one's skin.
| A．Exposed | B．Having exposed | C．Being exposed | D．After being exposed |
China has hundreds of islands, ___________ is Taiwan Island.
| A．among them the largest | B．and the largest of which |
| C．and the largest of them | D．but in which the largest |
You must have waited here for a long time ,___________you?
| A．mustn’t | B．didn’t | C．haven’t | D．hadn’t |
Nearly________ of the surface of our planet is covered by water.
| A．seven-ten | B．seven-tenth | C．seven-tenths | D．seventh-ten |
It’s said that __________ is going to give us a lecture.
| A．an American famous young | B．a famous American youg |
| C．a famous young American | D．a young famous American |
We had ___________ wonderful time_________the party_______ other day.
| A．a,on,the | B．/,at,on | C．a,at,the | D．/,on,/ |