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3.已知AO为平面α的一条斜线,O为斜足,OB为OA在α内的射影,直线OC在平面α内,且∠AOB=∠BOC=45°,则∠AOC等于(   )

A.30°   B.45°      C.60°     D.不确定

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2.空间四边形ABCD,M,N分别是AB、CD的中点,且AC=4,BD=6,则(  )

A.1<MN<5           B.2<MN<10

C.1≤MN≤5          D.2<MN<5

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1.下列命题正确的是(   )

A.直线a,b与直线l所成角相等,则a//b

B.直线a,b与平面α成相等角,则a//b

C.平面α,β与平面γ所成角均为直二面角,则α//β

D.直线a,b在平面α外,且a⊥α,a⊥b,则b//α

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5. Some kinds of animals can ____the colour of their surroundings.

A. take on      B. dress up       C. put on       D. get into

BABCA

 

动词的时态和语态高考考点及解题指导

答题时,研读题干,搜索出尽可能多的“时间参考信息”,如:haven’t said, was doing等,这些表达中都含有时间信息,发现和有效利用这些信息是解决问题的关键。解决时态和语态问题,要遵循如下解题思路:

① 这个动作可能发生在什么时间?题干句中可参照的时间信息有那些?

② 动作处于什么时态,是进行中,还是已经结束(完成)?限制或修饰这个动作的状语信息有哪些?

③ 这个动作与主语的关系,是主动还是被动?

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4. His strong Shandong accent ____him ____when he told a lie.

A. put …off      B. let …out       C. gave …away    D. turned …up

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3. I don’t think I’ll need any money but I’ll bring some _____.

A. at last       B. in case        C. once again    D. in time

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2. The doctor tried to laugh my mother ____her fear about the coming operation.

A.  off        B. from         C. against      D. into

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1. –I can’t get my car ___on cold morning.

–Have you tried ___the tank with hot water?

A. started, to fill    B. to start, filling     C. starting, to     D. start, filling

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3. ____, Mother will wait for him to have dinner together.

A. However late is he  B. However  he is late  C. However is he late  D. However late he is

练习:

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2. My dictionary ___. I have looked for it every where but still ____it.

A. has lost; don’t find     B. is missing; don’t find

C. has lost; haven’t found   D. is missing; haven’t found

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