1.28. A. receives B. produces C. sends D. earns
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4.28.
A. wealth
B. knowledge
C. courage
D. strength
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4.9下列说法组成四个选项,全都符合文意的一项是( )
①热作用是人体在电磁场下体温升高的一种物理反应
②引发热作用和非热作用的电磁波的频率是不同的
③研究证明,白血病和肿瘤是由于低频电磁波干扰人体微弱电磁场而造成的
④人处在一定强度的电磁场中,就会发生热作用或非热作用
⑤电磁波对机体表层不会造成明显损伤
A. ②④⑤
B. ①③④
C. ②③⑤
D. ①②③
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1.21 完形填空 通读下面的短文,掌握其大意。然后,从每小题的四个选项中选出最佳选项。
A. because
B. where
C. once
D. although
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1.32.A. standard B. problem C. reason D. purpose
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2.6词汇与语法知识
On the table is my book;() is over there.
A. our
B. you
C. mine
D. yours
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1.17 Everything changed ()quickly that I almost had no time to think.
A. such
B. how
C. as
D. so
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5.14 The company had about 20 notebook computers, but only one-third ()used regularly.
A. is
B. are
C. was
D. were
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3.19 —Do you mind if I open the window?
---.
Yes, please B. No, go ahead C. No, please don’t D. Yes, you’d better do
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2.35.
A. called
B. armed
C. chosen
D. recognized
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