在英语里coms been、must been和may been和come have been、must have been和may have been的区别?请举例!哪些词是宾语、定语、介词,请举例!coms应该是comes

在英语里coms been、must been和may been和come have been、must have been和may have been的区别?请举例!哪些词是宾语、定语、介词,请举例!coms应该是comes coms中的英语那位大哥帮帮忙把里的每个英语项目翻译一下呀!不知谁能帮我呀? 一道英语单选 _____he have been chosen as captain of the football team?Yes,he_____.A.Can;must have B.Must;must have C.Can;must D.Must;must 一道英语选择,These trees must have been planted three years ago,____?A weren't they B must't theyC didn't they D haven't they must have been请问 must have been 是推测某人一直在做某事吗? The good chance that the young man has been looking forward to ___at lastA.coming B.coms C come D.having come 为神马答案是B?为神马A和D错? 十万火急~英语单选3It took 10000 people more than 10 years to build the Great Pyramid.Oh,that ___a very hard task.A must be B should be C must have been C should have been 选什么? 英语中,must have been 和 must have +过去分词,有什么区别如题 the little girl's eyes were red.she___A.must be cried B.must have been crying He _______here since breakfast.A.must come B.must been here C.must come here D.come here选择正确答案 He can't find his key.He ---------- them.A.must lost B.must have been lost C.must have lost He looks tired,he _______ too little sleep.A must have had B must have C must have been 英语选择题The boy read a detective book ,so he the library yesterday.The boy read a detective book ,so he the library yesterday.A.can't be in B.can't have been to C.must have been to D.must have been in 我选了C，不对 顺便说说have been 1.Mei always coms the top in the eaxms.2.parents must hide the medicine for the children.纠错 have在句型里能不能代替must? must可以用在什么时态里 Where is Tom? Oh,here___.A is he coming B he is coming Che coms Someone（must have been）here this morning.为什么括号里要这么填写