重写句子：Fossilfuelsarenon-renewable.Weneedtofindalternativeenergysources.(compoundsentence)
Fossil fuels are non-renewable, so we need to find alternative energy sources.
暂无解析
重写句子：Alan passed the test. Alan had studied hard. Alan had understood the material.(complex sentence)
改写病句：Insummer,Juannadidn’tlovetravelinginRomeshefeltitwastoohotthere.
Itmakesgood________tobringanumbrella;itseemstoberainingtoday.
重写句子：Ihavecheckedmydocumentsseveraltimes.Istillcan’findttheproblem.(compoundsentence)
重写句子：NotuntilhecrossedthelineandfeltthetapesnapagainsthischestdidJohnsonknowhehadwontherace.(loosesentence)
