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【单选题】
Scanning is different from skimming in that
A.
Scanning involves reading quickly through a text to get an overall idea of its contents.
B.
Scanning involves rapid reading for the specific rather than the general; for particular details rather than the overall idea.
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参考答案:
举一反三
【单选题】— I hear that Jack had a car accident yesterday. — I won't believe it. He ______.
A.
shouldn't have been so careless
B.
wouldn't be so careless
C.
couldn't be so careless
D.
mustn't be so careless
【单选题】He won't believe it____he sees it with his own eyes.
A.
after
B.
while
C.
until
【单选题】下列钢中,适于用来制造高速成形切削刃具(如车刀)的钢是
A.
9SiCr
B.
60Si2Mn
C.
Cr12MoV
D.
W18Cr4V
【单选题】He won't believe anything _________ he sees it with his own eyes.
A.
if
B.
as long as
C.
unless
D.
in case that
【判断题】摄入量的不足是导致维生素缺乏症的唯一原因。
A.
正确
B.
错误
【判断题】摄入量的不足是导致维生素缺乏症的唯一原因。
A.
正确
B.
错误
【简答题】Listen to Unit 9 Part III D (from 13'35-----) and answer the five questions. How can you make an appointment?
【判断题】S3C2410A的8组I/O口中,有4个8位I/O口(PORT C、 PORT D、 PORT E 、PORT G)
A.
正确
B.
错误
【单选题】高速钢螺纹车刀,容易磨得锋利,而且韧性较好,因而适用于()车削。
A.
低速
B.
高速
【多选题】高速钢用于高速切削的刃具,如钻头、车刀,下列说法不正确的有()。
A.
适用于300℃高速切削的刃具
B.
适用于400℃高速切削的刃具
C.
适用于500℃高速切削的刃具
D.
适用于600℃高速切削的刃具
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