已知A、B土样的土工试验结果见表，试问下列结论中哪几个是正确的？
(1)A土样比月土样的黏粒(d＜0.005mm)含量多；
(2)A土样重度大于月土样；
(3)A土样干密度大于月土样；
(4)A土样孔隙率大于B土样。
参考答案：
A土样 Ip＝wL－wp＝30－12.5＝17.5
B土样 Ip＝14－6.3＝7.7
Ip值A＞B
所以(1)、(4)结论正确，(2)、(3)结论错误。
完成表格。阅读下面短文，根据其内容，完成表格中所缺的信息，并将答案填写在答题卷相应的题号位置上。（共5小题，每小题1分；计5分） Swimming is a very popular game in the world. Many people like swimming in summer, and in the other three seasons too. They think water makes them feel cool and swimming make them keep healthy. But sometimes it’s also dangerous if you don’t know how to keep safe (安全的)when swimming. If you swim in a wrong place, it may not be safe. A lot of people died(死) when they were enjoying themselves in the water, and most of them were students. Now some people are not careful in swimming. They often think they can swim very well, so nothing will happen to them in water. If you go swimming in summer, remembering the following rules will be very useful. Don’t get into water when you are by yourself. If there is a “No swimming” sign, don’t get into water. If you remember these, swimming will be safe and enjoyable.
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