To succeed in a scientific experiment _____ .
A.carefulness is need
B.carefulness is one needs
C.one needs to be careful
D.one need being careful
试卷相关题目
- 1--Do you know the man ___ John Brown? ---I only know ___ he is called.
A.called, how
B.called, what
C.who called, how
D.whom called, what
开始考试点击查看答案 - 2 With a lot of difficult problems ____, the manager felt worried all the time.
A.settled
B.to be settled
C.settling
D.to settle
开始考试点击查看答案 - 3He felt his chair _________ at the time of the earthquake.
A.moved
B.to move
C.is moving
D.moving
开始考试点击查看答案 - 4I have no one ______ me, for I am a new comer here.
A.help
B.helping
C.to help
D.to have helped
开始考试点击查看答案 - 5There was less food for birds and also for the Prairie dog, an______holes in the ground.
A.livs
B.is living
C.living
D.lived
开始考试点击查看答案 - 6_____ with the size of the whole earth,the biggest ocean does not seem big at all.
A.Compare
B.Having compared
C.Comparing
D.Compared
开始考试点击查看答案 - 7____twice a year, whether it is a car or a bus or a truck, is the rule that every driver must obey in this city.
A.Examining
B.Examined
C.Being examined
D.Having been examined
开始考试点击查看答案 - 8.Please make my excuse at tomorrow's meeting. I've got too much work _____.
A.to do to come
B.doing coming
C.to do coming
D.doing to come
开始考试点击查看答案 - 9A number of new machines were introduced from abroad,______ an increase in production.
A.resulted in
B.to result in
C.result in
D.resulting in
开始考试点击查看答案 - 10— Did Peter fix the computer himself? — He __________, because he doesn't know much about computers.
A.has it fixed
B.had fixed it
C.had it fixed
D.fixed it
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