_____ how mirrors produce image, we need to know what light does. [ ]A. U - 高中英语试题 - 超级试练试题库

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题型：浙江省模拟题难度：来源：

_____ how mirrors produce image, we need to know what light does.    [     ]
A. Understanding
B. Understood
C. To understand
D. Having understood

答案

核心考点

试题【_____ how mirrors produce image, we need to know what light does. [ ]A. U】；主要考察你对非谓语动词等知识点的理解。[详细]

举一反三

Last Monday, I was asked to give the new students a test ______ their English level.[     ]
A. grading
B. to have graded
C. to grade
D. having graded

题型：山东省模拟题难度：| 查看答案

My families consider ____ a computer, which is considered _____ a great help in our work and study.[     ]
A. to buy ; to be
B. buying ; being
C. to buy ; being
D. buying ; to be

题型：河北省月考题难度：| 查看答案

They set out _______ for the _______boy.  [     ]
A. searching, losing
B. searching, lost
C. to search, lost
D. searching, losing

题型：贵州省期末题难度：| 查看答案

With a lot of difficult problems_____,the newly-elected manager is having a hard time.
     [     ]
A. settled
B. settling
C. to settle
D. being settled

题型：同步题难度：| 查看答案

Having mastered the technology of manned spacecraft, China became the third country in the
world ______ manned spaceflight independently.[      ]
A. to develop
B. developing
C. developed
D. develop

题型：上海期末题难度：| 查看答案

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