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【多选题】
常见的半导体材料有A.
硅
B.
锗
C.
氧化物
D.
硫化物
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反馈参考答案：
举一反三
【简答题】In the Grammar-Translation Method, reading passages are planned around the sequenced grammatical ______ and vocabulary to be studied.
【简答题】A．It may easily go wrong and any unsaved work disappears. B．It crashes the computer easily. C．It may attract the thunder. D．It consumes more power.
【单选题】The news is that China is holding the biggest trade fair in the world in 2015.
A.
latest
B.
ultimate
C.
final
【简答题】Gramm
【单选题】世界卫生组织提出的卫生保健目标是
A.
2000年人人享有卫生保健
B.
2000年人人享有免费医疗
C.
2000年人人享有医疗保险
D.
2000年人人享有免费保健
E.
2000年人人享有医疗保健
【单选题】The world news is that China is holding the biggest trade fair in the world.
A.
latest
B.
ultimate
C.
final
D.
last
【单选题】The news is that China is holding the biggest trade fair in the world. (trade fair: 展销会)
A.
latest
B.
ultimate
C.
final
D.
last
【单选题】The _news is that China is holding the biggest trade fair in the world.
A.
Latest.
B.
Ultimate.
C.
Final.
D.
Lost
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