选哪个,请给出原因A.was she able to B.she was able to C.she has been able to D.has she been able toMary had to work at evenings and weekends.Only in this way______complete the reports by the deadline.

选哪个,请给出原因A.was she able to B.she was able to C.she has been able to D.has she been able toMary had to work at evenings and weekends.Only in this way______complete the reports by the deadline. 选哪个,请给出原因.A.proving B.proved C.was proved D.has been provedThe cause he had devoted himself to _______a perfect success. 选哪个,请给出原因.A.searching B.to search C.searched D.searchAfter hours________,their patience was rewarded and they found what they were looking for. 选哪个,请给出原因.A.as he was B.as was C.as being D.he beingDr Baker is to give us a lecture on climate change next week,______previously arranged. The expression on her face __that she was disappionted. A told B said C expressed Dsuggested请给出原因 谢了 选哪个,请给出原因.A.while B.in which C.except that D.in thatThe British Museum was unique_______it housed both a national museum of antiquities and a national library in the same buliding. 1 She must be from America because she speak with an American ______ ( )A langeage B accent A是语言 B是腔调 口音 选哪个?2 改错：The reason that she got a good mark in English was that she studied very hard.请说明原因 不说原因 选哪个?请给出原因.A.being fined B.to fine C.to be fined D.having been finedI heard that Ted had escaped_______because the policeman was his cousin. 选哪个,请给出原因.Having been attacked by terrorists,________.A.doctors came to their rescue B.the tall building collapsed C.an emergency measure was taken D.warnings were given to tourists. 选哪个,请给出原因.-----Where's your assignment?-----________.A.I had already handed it in.B.It was handed in.C.It'd been handed in.D.It's been handed in. even if用法I wouldn't marry pat even if she ____ the last woman on earth.A is B was C had been D were请说明选哪个,并且具体说明原因, 选哪个,请给出原因.A.near B.upon C.within D.aroundIt saves time in the kitchen to have things you use a lot _______easy reach. 选哪个,请给出原因,A.were set up B.was set up C.be set up D.set upMany representatives were in favor of his proposerl that a special committee________to investigate the incident.还有请具体说下B和C的区别.什么时候用was,什么时 选哪个,请给出原因.A.that spent B.what to be spent C.it had been D.which was spentIn Martin Luther King's time,the money spent in educating a black child was just one fourth of_______on each white child.但是我们老师说过that前不加介 she is no longer ( ) she was ten years ago.a what b that选哪个,为什么? I didn't see Laura at the party last night.Do you know（ ）?A.what happenedB.where she has been选哪个呢?请给出理由,谢谢 i geret that i divorced him.i___stupid.a.had just been b.was just been 选哪个为什么请给出详细解释写错了，应该是regret that The whole class__greatly moved at his words.A is B are C was D were请问选哪个?请给出理由,