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【单选题】
minimum/ ‘miniməm/
A.
n.数学
B.
n.工艺;手艺,行业
C.
a.简陋的;天然的
D.
n.最小量 a.最小的
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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
【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
【简答题】Passage 2 Listen to the following passage twice and then answer each question that follows in no more than three words: 6)What can get you in trouble during an interview? ( )during an interview. 7) Wh...
【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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