【单选题】
Entering the room, I found my father __ at the desk and ___ something .___
A. seat... write
B. seated ... wrote
C. seated ... writing
D. seating ... writing
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Cake __________ of flour, sugar, egg and some other ingredients. ___
A. contained
B. consists
C. includes
D. composed
【单选题】
Mr. Peter wanted Steve to take half the money, but Steve did not __________ it. ___
A. obtain
B. achieve
C. accept
D. receive
【单选题】
I'd like to take my picture ________stands a high tower. ___
A. where
B. which
C. that
D. there
【单选题】
__________ the English examination I would have gone to the concert last Saturday. ___
A. But for
B. As for
C. In spite of
D. Because of
【单选题】
Cars moved very slowly in the 1920s, but they ______move more quickly than in 1910.___
A. were to can
B. did
C. will
D. can
【单选题】
The little girl needs __________ after her shock. ___
A. being comforted
B. be comforted
C. comforting
D. comforted
【单选题】
The __________ horse ran away from the fire.___
A. having frightened
B. frightening
C. frightened
D. frighten
【单选题】
He is __________ of an actor. ___
A. anybody
B. anything
C. somebody
D. something
【单选题】
You can take ______ seat you like. ___
A. no matter what
B. no matter which
C. what
D. whichever
【单选题】
He changed his name, _____ that nobody would find out what he had done before. ___
A. having thought
B. to think
C. thinks
D. thinking
【单选题】
----- _______is your English teacher? ----- The one in red. ___
A. who
B. which
C. what
D. where
【单选题】
Can you give me a light for my cigarette? I have ____my matches.___
A. got out of
B. got rid of
C. got away with
D. run out of
【单选题】
Then the speaker __________ the various factors leading to the present economic crisis.___
A. went for
B. went after
C. went into
D. went on
【单选题】
I know Jonathan quite well and never doubt_____ he can do a good job of it___.
A. whether
B. that
C. when
D. what
【单选题】
I'm afraid it ______ tomorrow, but who knows?___
A. may have rained
B. might rain
C. would rain
D. ought to rain
【单选题】
He has spent ____money on his new house.___
A. a large number of
B. the number of
C. lots of
D. numbers of
【单选题】
This is the hotel __________ I like to stay.___
A. in which
B. at which
C. to which
D. at that
【单选题】
Would you mind keeping a(n)__________on the house for us while we are away?___
A. eye
B. /look
C. hand
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【单选题】
He suggested the sports meet be _______because of the bad weather. ___
A. put away
B. put up
C. put down
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【单选题】
If the weather is __________ suitable, we will play the football match on Tuesday. ___
A. by means of
B. by any means
C. by no means
D. by all means
【单选题】
_____________is one of the five working languages at U.N. , which _______ are very proud of.___
A. The Chinese, the Chinese
B. Chinese language, Chinese
C. Chinese, the Chinese
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【单选题】
The war lasted so long that people were tired of it. Everyday there was large crowds of demonstrators _____against the war.___
A. protecting
B. prescribing
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【单选题】
Tom is so talkative. I’m sure you'll soon get tired ________ him.___
A. of
B. with
C. at
D. on
【单选题】
He ________ driving me home, even though I told him I lived nearby.___
A. insisted on
B. insisted at
C. insisted that
D. insisted in
【单选题】
We came finally ______ the conclusion that she has been telling lies all the time.___
A. of
B. into
C. to
D. at
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I am not used to speaking ________ public.___
【单选题】
I didn’t know what to do, but then an idea suddenly ________to me.___
A. appeared
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Measles (麻疹) ________ a long time to get over.___
A. spend
B. spends
C. take
D. takes
【单选题】
A pair of spectacles ________ what I need at the moment.___
A. is
B. are
C. has
D. have
【单选题】
I fell and hurt myself while I ________ basketball yesterday.___
A. was playing
B. am playing
C. play
D. played
【单选题】
Don't forget _________ the window before leaving the room.___
A. to have closed
B. to close
C. having closed
D. closing
【单选题】
Twenty people were______ wounded in the air crash.___
A. quickly
B. wrongly
C. bitterly
D. seriously
【单选题】
The top of the Great Wall is ________ for five horses to go side by side.___
A. wide
B. so wide
C. wide enough
D. enough wide
【单选题】
Nancy is considered to be _________ the other students in her class.___
A. less intelligent
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C. intelligent as well
D. as intelligent as
【单选题】
She is not only my classmate __________ also my good friend.___
A. or
B. but
C. and
D. too
【单选题】
I would like to do the job ________ you don't force me to study.___
A. in case
B. although
C. though
D. as long as
【单选题】
__________ she survived the accident is miracle.___
A. What
B. That
C. As
D. Which
【单选题】
I often see _________ the road on his way home.___
A. he cross
B. him cross
C. him crossed
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【单选题】
The workers are busy __________ models for the exhibition.___
A. to make
B. with making
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【单选题】
The higher the temperature, __________ the liquid evaporates.___
A. the faster
B. the more fast
C. the slower
D. the more slower
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A. 1
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轴的作用是___(中)
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根据几何形状,轴可以分为直轴、曲轴和___(易)
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轴承根据工作的摩擦性质,可分为滑动轴承和___两大类(易)
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___是滑动轴承中应用最广的一种润滑剂(易)
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A. 物理指标
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___一般由内圈、外圈、滚动体和保持架组成(中)
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A. 重柴油
B. 轻柴油
C. 10号柴油
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___的牌号是按其凝点高低来划分的(易)
A. 重柴油
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选用柴油的凝点应比最低气温低___左右,以保证柴油在最低气温不至凝固(易)。
A. 5℃
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【单选题】
多级油的优越性是它的粘度随温度变化小、适用温度范围宽,故尽量使用___(易)
A. 多级油
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【单选题】
___的种类有钙基润滑脂、钠基润滑脂、钙纳基润滑脂(易)
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【单选题】
按照质量等级 我国将汽油机油分为___个等级(易)
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按照质量等级,我国将汽油机油分为___个等级(易)
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一般液压油的密度为___千克每立方米(易)
A. 500
B. 800
C. 900
D. 1000
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液体受压力作用而发生体积减小的性质称为液体的___(中)
A. 抗压性
B. 耐磨性
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单位体积液体的质量称为液体的___(中)
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液压系统主要是由动力系统、控制系统、___和辅助系统组成(易)
A. 液压马达
B. 液压缸
C. 空气
D. 控制系统
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液压千斤顶由手动柱塞液压泵和___两大部分所构成(易)
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C. 液压缸
D. 控制系统
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液压传动装置实质上是一种___转换装置(易)