4.B(面波就是混合波,是由纵波和横波在地面相遇而形成的)5.C(“现阶段”“人们只能依靠地震预警,才能在震前有条不紊地疏散”无中生有)60创新地震监测预报工作管理机制,重视数据共享,建立完善的地震大数据平台,②加快对念地震监测数据分析领域的专业人才的培养。③重视对历史地震数据价值的挖掘工作。(每点2分,意思对即可)

书面表达One possible version:NOTICEA sports meeting will be held in the playground of our school from next Thursday to FridayAs you know, the pressure of study is very heavy now, especially for those senior 3. So the purpose of the sports meeting is to letevery student get relaxed, as a result of which we students can live happily and heal thilyEveryone is welcome to take part in it. Those who perform excellently at the sports meeting will get prizes. But don' t take theresults so serously because taking part is more important than the result. Good luck to everyone!

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