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【单选题】
生物碱沉淀反应的条件是A.
酸水溶液
B.
碱水溶液
C.
中性溶液
D.
醇水溶液
E.
盐水溶液
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举一反三
【单选题】听力原文：W: Did your pictures of the Zhongshan Square come out like you expected? M: Actually, I ran out of film before I could even begin. I didn't realize I' d finished the roll. Q: Why didn' t the man ...
A.
He run out of money to buy the film.
B.
The film hasn't been developed yet.
C.
He didn't have enough film.
D.
The store has lost them.
【简答题】根据短文判断下面句子的正确(T)与错误(F) 。 Are you too nervous to work out the problem when your teacher asks you to come to the blackboard? If your answer is 'yes', you get really shy. Shyness means feeling frightened...
【简答题】独立基础的施工图也是由基础 图和基础详图两部分组成。
【单选题】听力原文：W: Bob, you weren't at home last Saturday, were you? I tried to call you. M: Oh, that's right, I went shopping, I suppose you phoned me in the morning, didn't you? W: Yes, it was late in the morn...
A.
On Saturday.
B.
On Sunday.
C.
On Monday.
D.
On Friday.
【简答题】embarrass in a word prefer recommend familiar suppose specific cooperation see off detail I am not really ________ with the local laws. I need your______ in this project. She was____________ w...
【单选题】—I didn't hear you come in last night. —That's good. We tried noisy.
A.
not be
B.
not to be
C.
to be not
D.
to not be
【单选题】听力原文：Jackit: Will you come round the back, please? The front door's blocked at the moment. Gwen. Hello, I'm Gwen Jenkins. I live two doors down at Number 111. Jackit: Oh, I'm sorry. I didn't recognise...
A.
Badly built.
B.
Very dirty.
C.
In disorder.
D.
Very clean.
【单选题】听力原文：M: Why didn't you go to the pub on the weekend? You missed a great little party. W: Oh, come on. You know how I feel about all the smoke in there. Q: What can be inferred about the woman? (19)
A.
She didn't come because she can't stand the smoke in the pub.
B.
She is regretful for not going to the party.
C.
She is a heavy smoker and can' t help smoking at the party.
D.
She doesn't like going to parties very much.
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