______ can it be _____ he studies English?A.Where that B.What that C.Which where D.Where which分析下句子结构 翻译What____ before printing was invented?A.has happened B.was happened C.happened D.has been happened为什么选C呢?我选A的Bea

同义句转换：People think it is very cold.It ___ ______ _______ be very cold you can see it ___ ___ ___you how can it be.. it can be done It can be proved. Someone is knocking at the door.___ it be Venis?—No,it ___ be her; she lSomeone is knocking at the door.___ it be Venis?—No,it ___ be her； she left for New York this morning.A.Can； mustn’t B.Might； can’t C.May； doesn’t D.Can； can 英语翻译it can be very useful ___ ____the meaning of etiquette - ___ it be true?- Yes,I think so.may can must should选哪个呢? the ice is ______(thick/thicker),and you can skate on it.but please be careful. it will be ___( sun ) A:Excuse me,______ the zoo?B:Oh,it's ____,it;s far from here.A:How can l get ___?B:You ___ go It _ Mary who was in the room.I'm sure it _— It ___ Mary who was in the room.— I'm sure it ___.A.can't be,can't be B.must be,mustn't beC.must be,can't be D.can't be must be It was ordered that no smoking ___ in the library .A.be allowed B.can be allowed为什么选A? It ___ be quite late now.We must be going home.A.can B.must C.would D.may 用what(a/an),how填空 _____nice ham!Could I eat some more?_____interesting story!I want to read it once more.______ nice the flowers is!______milk it is!A.How nice B.What nice用can,could,cannot,couldn't填空It will be very hot tomorrow ,so we ___ Oh you look ____(worry).Can I help you?我不喜欢离开家人度假I don't like____ spend my holiday_____ ____ my families.You can't be late if you can ___ ___ ___ ___(赶上早班车）I‘ll tell him about it when ___ ___ ___ ___ ___(他来看我 It can be tough.it can be strong. The job can be ___(do) easily.