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保护.......使不受.......in a few days’ time 几天之后；离......还有好几天 as with 至于；就......方面...

三人称单数用has,其余人称用have。否定句在助动词have/has后加not；疑问句则把助动词Have/Has提放到主语之前。如：Ihaveworkedhe...