Every30seconds的精选

问题详情：阅读下面短文，请根据所给中文正确拼写单词，使短文意思完整。每空限填一词。     Every30secondsthereisanearthquake.Butdon’t 1   （担忧）becausemostaresoweakthattheycan’tbefelt.Butafewbigoneshur...