重写句子：Alanpassedthetest.Alanhadstudiedhard.Alanhadunderstoodthematerial.(complexsentence)
Alan passed the test because Alan had studied hard and understood the material.
暂无解析
改写病句：Peterorderedthemealforhisfriendsrangingfromfriedshrimptochoppedbeef.
重写句子：Hockey is a sport which is popular in many countries around the world.(simple sentence)
Weareallconcerned_______hersafety.
重写句子：Weslippedontheroadwhenwecouldseenolightsintheheavyrainthatnight.(periodicsentence)
重写句子：Ihavecheckedmydocumentsseveraltimes.Istillcan’findttheproblem.(compoundsentence)
