_____ many failures, I have the courage to meet all challeng..

_____ many failures, I have the courage to meet all challenges.A. Having experienced B. To experienceC. Experienced D. Experience

分类：现在分词的被动式  题型：单选题
查看答案

_____to reach them on the phone,we sent an e-mail instead.[..

_____to reach them on the phone,we sent an e-mail instead.[ ]A. Fail B. FailedC. To fail D. Having failed

分类：现在分词的被动式  题型：单选题
查看答案

Though _____ focus from work to family, the 34

Though _____ focus from work to family, the 34-year-old actress refuses to be a full-time housewife. [ ]A. having shifted B. to have shifted C. shifted D. being shifted

分类：现在分词的被动式  题型：单选题
查看答案

The country has already sent up three unmanned spacecrafts, ..

The country has already sent up three unmanned spacecrafts, the most recent ________at the end of last March. [ ]A. has been launchedB. having been launched C. being launched D. to be launched

分类：现在分词的被动式  题型：单选题
查看答案

____ the computer competition quite well, he won the first p..

____ the computer competition quite well, he won the first prize.A. Preparing B. Having preparedC. To prepare D. Prepared

分类：现在分词的被动式  题型：单选题
查看答案