---Have you heard of Wang Meng?
---Yeah, she ______ have done better. She won China’s first gold medal at Turin.
| A．should | B．might | C．needn’t | D．couldn’t |
If ____, the dirty air will lead you to fall ill.
| A．breathe in | B．you to breathe in | C．breathing in | D．breathed in |
In September 1997, the government of Yunnan Province claimed that Zhongdian is ____ Shangri-la is in Hilton’s story.
| A．in which | B．when | C．what | D．where |
During the day, we’ll walk across the land, ____ the footprints of big animals.
| A．will follow | B．follow | C．following | D．to follow |
I’ve heard that we can see beautiful stars ____ clear nights.
| A．on | B．in | C．at | D．for |
Explorer Robert Ballard searched the sunken ship---the Titanic for more than 20 years and also, with his cameras, he _____ the hole along the side of the ship which had caused it to fill with water and sink.
| A．could find | B．managed finding |
| C．succeeded to find | D．was able to find |