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问题 选择题

— How did you find your visit to the museum, Jane?

— ________. [ ]

A. By taking a No.3 bus

B. Oh, wonderful, indeed

C. I went there alone

D. A classmate of mine showed me the way

答案

答案：B

听力题

根据短文内容及所给的首字母写出单词（每空一词。共10小题，每小题1分，共10分）

A couple (夫妻) have a son and a daughter, and they are twins (双胞胎). They live in a t 小题1: near Nanjing. Their house is very small with only three rooms. No washing machine, and no f　小题2: to keep food in.

The twins are b　小题3:   students. They are in the n　小题4:   grade this year. They must do a lot of homework at home. But they don’t have a s　小题5: . They have to do their homework at the dining table. Every morning, they go to school on one bike. And when they are b小题6:　 from school, they do a lot of housework for their parents.

They live a hard life. But the family is always f 小题7:  of fun. They often sit on their old sofa and chat about school life and the children’s beautiful f　小题8: there. 

The family becomes famous b　小题9:  it donates(捐赠) 2, 000 yuan to Project Hope. When people ask them why they are so generous (慷慨的), the father always says, “We know h　小题10:  people feel when their children can’t go to school.”
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填空题

如图为A、B、C三种物质的溶解度曲线．

（1）N点表示的含义是______．

（2）在______温度范围内，SA＞SB＞SC．

（3）要使B从其饱和溶液中大量析出，一般采用______法．

（4）在t2℃时用相同质量的水配成三种物质的饱和溶液，降温到t1℃时所得溶液溶质质量分数最小的是______．

（5）图中P点表示物质A的某状态的溶液，现欲将此溶液转变成M点所示的溶液，可用______方法．
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