A clean environment can help the city bid for theOlympics, which ____ will promote its economic development.A．in nature B．in return C．in turn D．in fact C【解析】试题分析：考查介词短语：

Damn! I ________ more to avoid that! — Don’t cry over spilt milk．Besides, it wasn’t your fault.

Mrs. Green will not be able to come for dinner tonight because ______ then.

Use a piece of cloth to prevent the blood from ____ from the wound. — It doesn’t work. I think I’ll have to see a doctor.

You ________ give me a lift. I want to walk home for exercise.