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【单选题】
下列刀具材料中红硬性最好的是( )A.
(A)碳素工具钢
B.
(B)普通高速钢
C.
(C)硬质合金
D.
(D)含钴高速钢
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举一反三
【单选题】The Jiangsu TV station is very popular with many people in China, as it deals with ________ subjects such as music, entertainment and fashion.
A.
precise
B.
diverse
C.
casual
D.
regular
【单选题】Nanjing is _____ beautiful city. It is _____ capital of _____ Jiangsu.
A.
a, the, /
B.
a, the, the
C.
the, the, the
D.
a, a, a
【判断题】Jiangsu Province, with many rivers and lakes, is known as water network Jiangsu.
A.
正确
B.
错误
【简答题】原文:That is why heat can melt ice, vaporize water and cause bodies to expand.译文:这就是为什么热能使冰融化,使水蒸发,使________的原因。
【单选题】Jiangsu is ___ the east of China, but Japan is ___ the east of China. [ ]
A.
to; in
B.
in; to
C.
on; to
D.
to; on
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