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【简答题】
绝对压力等于表压力与（）压力之和
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皮皮学刷刷变学霸
举一反三
【单选题】---Do you like chatting online? ---_______________.
A.
Yes, it is very popular nowadays.
B.
Go on please.
C.
You are really smart.
D.
I'll tell him as soon as possible.
【单选题】–You can’t imagine _______ great fun chatting online is. – Really? But it may cause you a lot of trouble.
A.
what
B.
how
C.
why
D.
whether
【简答题】计算． 858÷39 125÷24 918÷27 503÷21 448÷89 184÷46．
【简答题】请根据句子前后内容选择合适的形式To know merely the main facts______ not enough.A. is B. are C. is or are
【简答题】36和54 25和35 23和46．
【单选题】— ______ you chatting with Frank on the Internet? — No, ______ aren't. [ ]
A.
Do, we
B.
Are, they
C.
Is, I
D.
Are, we
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