选哪个选项?为什么?They _____ nothing to help the homeless girl during the last three days.A.have done B.did C.do D.had这里的last three days是过去式的标志吗?

They looked forward with hope _____ a chance to receive further education.选项:a、for getting b、of getting c、to get d、to getting 选哪个?为什么?请分析并翻译整句 选哪个选项?为什么?They _____ nothing to help the homeless girl during the last three days.A.have done B.did C.do D.had这里的last three days是过去式的标志吗? ._____ is a teacher.A Her B She C They D I又为什么要选那个选项呢？ They've been _____ it for hours,but they still can't agreeA.discussingB.arguingC.talkingD.chatting选哪个?为什么? 后面两个选项选哪个 为什么 谢 You can’t imagine what great trouble they have _____ the problem _____.选项:a、to solve/being talked about b、 solving/ discussing c、 to solve/ to talk about d、 solving/being discussed 选哪个?为什么?请分析并翻译整句 They went to _____ Mount Huangshan by bus.A.a;the B.a;/请说一下选哪个以及为什么, They were lucky to get two tickets for the evening _____ of HamletA.actB.performanceC.showD.play选哪个?为什么? All the homeless need water and food,_____?A、doesn't he B、needn't he C、don't they D、needn't they 请问选哪个 为什么? Nobody knows the answer,_____?A.does it B.doesn't it C.do they D.don't they 选哪个?为什么? MP3 is popular with music lovers because they can take it _____ they go.A.the place whichB.whereverC.to anywhereD.to everywhere选哪个?为什么? They will have a meeting___Monday evening.空格中应该填哪个介词呢?They will have a meeting___Monday evening.为什么填on不对呢?要四个选项at,of,on和to.应该选哪个? How dirty your shoes are!They need ___.选项：A.to clean B.clean C.cleaning D.cleaned.应该选哪个答案,为什么? ____ are the people there?---They are friendly.选哪个选项,为什么?A.How B.What C.How about D.Why He came here on July 2nd and came again five days_____.1.如题.选项：A.later B.later on C.after D.behind 为什么?还有不选其他选项的理由?2.They are _____ young.They can take after _____.A.not longer ,them B.no longer ,themselves C.not 该选哪个选项 选哪个选项? 【英语语法】这道题语法题选哪个选项?为什么?