_____many times, they succeeded _________ the experiment.
A.Having tried; in doing
B.Tried; in being done
C.Having tried; to do
D.Tried; doing
试卷相关题目
- 1— Do you know the tower _____ in the heart of the city? — Do you mean the one _____ to the north of the city library?
A.locating; lay
B.located; lying
C.being located; lying
D.located; lay
开始考试点击查看答案 - 2The Shanghai Expo has had a major impact upon Chin
A.It is the first World Expo _________ in a developing country in the event's 159-year history.A.having been held
B.to hold
C.being held
D.to be held
开始考试点击查看答案 - 3In 1911, Madame Curie received a second Nobel Prize for her research, the first person in the world ______ two Nobel Prizes.
A.receiving
B.received
C.to receive
D.being received
开始考试点击查看答案 - 4We shouldn't think barefoot running strange. It's normal, fun and comfortable if _____ properly.
A.doing
B.to do
C.done
D.being done
开始考试点击查看答案 - 5How many times have you found yourself arriving at school to start your day, only ________ that you left your homework at home?
A.having discovered
B.discovering
C.to discover
D.Discover
开始考试点击查看答案 - 6This kind of fruit ___________ large amounts of vitamin, ________ vitamin C.
A.includes; including
B.takes; containing
C.holds; included
D.contains; including
开始考试点击查看答案 - 7On the wall of his office _________the paintings of early French artists.
A.hanged
B.hanging
C.hang
D.are hanged
开始考试点击查看答案 - 8Once ______ from space, the Great Wall is till great in sight.
A.seeing
B.to see
C.seen
D.saw
开始考试点击查看答案 - 9They would rather spend time _________ than ________ in the street.
A.read; wander
B.read; wandering
C.in reading; to wander
D.reading; wander
开始考试点击查看答案 - 10Though _____, the news brought them much encouragement.
A.surprised
B.being surprised
C.having surprised
D.surprising
开始考试点击查看答案