皮皮学，免费搜题
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【单选题】
下列溶液中渗透压最大的是A.
0.1mol/LNaCl
B.
0.1mol/LCaCl2
C.
0.1mol/L葡萄糖
D.
0.1mol/LAlCl3
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【单选题】I the plumber as I learnt later that John had already phoned him.
A.
needn't phone
B.
needn't have phoned
C.
shouldn't phone
D.
shouldn't have phoned
【单选题】听力原文：M: Anthony, did you fix the leaky faucet? W: No, I had the plumber do it. Q: What happened to the faucet? (15)
A.
Anthony fixed it.
B.
The plumber fixed it.
C.
It was left leaking.
D.
It was removed.
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【简答题】这是改错题,不是填空题哈! Correct the errors in the following passage. The passage contains ten errors, one in each indicated line. In each case, only one word is involved. Answers should be given like this: is -...
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【简答题】5 Cross out one word which is wrong. Write
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plumber to repair a new system. install 1 Our estate agent made the arrangem...
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