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5.下列四個(gè)函數(shù)中,圖像如右圖所示的只能是               (    )

   A.  

B.

  C. 

D.

試題詳情

4. “”是“方程表示雙曲線”的        (    )

A.充分不必要條件        B. 必要不充分條件

C. 充要條件          D. 既不充分也不必要條件

試題詳情

3.已知是兩條不同直線,是三個(gè)不同平面,下列命題中正確的是(    )A.       B.

C.         D.

試題詳情

2.橢圓的焦點(diǎn)在y軸上,長(zhǎng)軸長(zhǎng)是短軸長(zhǎng)的兩倍,則m的值為  (    )

A.           B.       C. 2     D.4

試題詳情

1.若復(fù)數(shù)為純虛數(shù),則實(shí)數(shù)的值為         (   )

A.      B.0        C.2       D.或2

試題詳情

10.(   ) People may have different opinions about Karen,

   but  I  admire  her. ____, she  is  a  great

   musician.

   A. After all   B. As a result

   C. In other words   D. As usual

   [解析]選A after all“畢竟”;as a resuIt“結(jié)果是”;in

other words“換句話說(shuō)”;as usual“像往!。

試題詳情

9. I shall stay in the hotel aIl day ____ there is

   news of the missing c hild.(2002年上海春)

   A. in case   B. nomatter

   C. in any case   D. ever since

   [解析]選A in case為連詞,意為“萬(wàn)一,以防”。

試題詳情

8.(   ) All morning as she waited for the medical report

   from the doctor, her nervousness ____. (2003

   年全國(guó))

   A. has grown   B. is growing

   C. grew   D. had grown

   [解析]選C  根據(jù)all morning和時(shí)間狀語(yǔ)從句中的

謂語(yǔ)動(dòng)詞,可判斷出應(yīng)用一般過(guò)去時(shí)。一般過(guò)去時(shí)可用于

表示過(guò)去經(jīng);蚍磸(fù)發(fā)生的動(dòng)作。

試題詳情

7.(   ) The journey around the world took the old sailor

   nine months ____ the sailing time was 226

   days. (2004 全國(guó)III)

   A. of which   B. during which

   C. ftomwhich   D. for which

   [解析]選A  根據(jù)句意,填空部分為“其中”之意。

試題詳情

6.(   ) We'll be shown around the city: schools,

   museums and some other places, ____ other

   visitors seldom go. (2002  北京市)

   A. what   B. which

   C. where   D. when

   [解析]選C some other places為先行詞,定語(yǔ)從句

中的go為不及物動(dòng)詞,表地點(diǎn)的先行詞在定語(yǔ)從句中作

狀語(yǔ)。

試題詳情


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