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【單選題】
下列關(guān)于硅的說法不正確的是 （）
A.
硅是非金屬元素，它的單質(zhì)是灰黑色有金屬光澤的固體
B.
硅的導(dǎo)電性能介于金屬和絕緣體之間，是良好的半導(dǎo)體材料
C.
硅的化學(xué)性質(zhì)不活潑，常溫下不與任何物質(zhì)反應(yīng)
D.
加熱到一定溫度時(shí)硅能與![]()
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舉報(bào)參考答案：
舉一反三
【單選題】The American and British people usually get along quite well ____.
A.
when misunderstanding is caused between them
B.
once they become friends
C.
after they fight
D.
when they help each other
【單選題】What does the author mean by saying "small drops of water make a big ocean"?
A.
Think twice before taking action,
B.
It's our duty to protect the ocean．
C.
Everyone together can make a difference．
D.
It's important to save every drop of water．
【單選題】By the learn-while-you-sleep method, one______________________ .
A.
starts to learn a new lesson in sleep
B.
learns how to sleep better
C.
is made to remember his lesson in sleep
D.
can listen to the radio broadcast while lying in bed
【單選題】Why does the man call the woman?
A.
To buy a flat.
B.
To rent a flat.
C.
To advertise a flat.
相關(guān)題目：
【單選題】The American and British people usually get along quite well ____.
A.
when misunderstanding is caused between them
B.
once they become friends
C.
after they fight
D.
when they help each other
【單選題】What does the author mean by saying "small drops of water make a big ocean"?
A.
Think twice before taking action,
B.
It's our duty to protect the ocean．
C.
Everyone together can make a difference．
D.
It's important to save every drop of water．
【單選題】By the learn-while-you-sleep method, one______________________ .
A.
starts to learn a new lesson in sleep
B.
learns how to sleep better
C.
is made to remember his lesson in sleep
D.
can listen to the radio broadcast while lying in bed
【單選題】Why does the man call the woman?
A.
To buy a flat.
B.
To rent a flat.
C.
To advertise a flat.
參考解析：
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