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题目
题型:0109 同步题难度:来源:
I decided to concentrate all my efforts _____ the complicated problem. [     ]
A. to solve
B. to be solved
C. on solving
D. in solving
答案
C
核心考点
试题【I decided to concentrate all my efforts _____ the complicated problem. [     ]A.】;主要考察你对动词及动词短语辨析等知识点的理解。[详细]
举一反三
You"d better not wear such ties, because they ____ three years ago. [     ]
A. went on
B. went off
C. went over
D. went out
题型:同步题难度:| 查看答案
— Why are the tax collectors so busy?
— Many people prefer to have their tax forms completed by a professional rather than _____. [     ]
A. do it themselves
B. doing it themselves
C. to do it themselves
D. done by themselves
题型:同步题难度:| 查看答案
I used to _____ a lot, but now I have become fatter, for I mainly stay at home watching TV.[     ]
A. turn out
B. work out
C. help out
D. take out
题型:0110 同步题难度:| 查看答案
All the lights _____ and we were _____ in the dark. [     ]
A. turned off; keeping
B. went out; left
C. went out; keeping
D. turned out; left
题型:0110 同步题难度:| 查看答案
All the teachers and students in our school like Zhangjun because he is always ready
to _____ jokes when you are with him. [     ]
A. turn up
B. put up
C. make up
D. show up
题型:0110 同步题难度:| 查看答案
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