Therearealotofthingsforus
問題詳情:Therearealotofthingsforus___________toprotecttheenvironment. A.todo B.doing C.tobedone D.tobedoing【回答】A 有很多事情要去做用todo不定式。知識點:非謂語動詞題...
問題詳情:Therearealotofthingsforus___________toprotecttheenvironment. A.todo B.doing C.tobedone D.tobedoing【回答】A 有很多事情要去做用todo不定式。知識點:非謂語動詞題...