问题
填空题
地震波传播的基本规律包括()、()、()、()等。
答案
参考答案:反射定律;透射定律;惠更斯原理;费马原理
地震波传播的基本规律包括()、()、()、()等。
参考答案:反射定律;透射定律;惠更斯原理;费马原理
根据对话内容。选择恰当的句子补全下列对话。(每小题1分,共5分) A: Tomorrow is Sunday. What do you plan to do? B :小题1:_____________ Maybe I will surf the Internet at home. A: It's boring to stay at home all the time小题2:_____________ B: That sounds like a good idea小题3:_____________ A: Let's go to visit a village not far from here. B:小题4:_____________ A: Many wonderful things. We may watch wild flowers, play with the farmers' animals and even taste all kinds of delicious food in the countryside. 小题5:_____________ B: Great! I can't wait to go there. How shall we go? A: What about riding our bikes? 100 B : OK ! See you tomorrow. A : See you.
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