我想问一下,They went to beijing in 2000.They （come）back in twenty years.they后面填什么.为什么in加上2000就是过去时.那么in加上时间段是什么样的?那其他的介词加上年又是什么时态?

They went to the bookstore ( )bought lots of books.A.where B.to C.where they D.which they我想问为什么不是D 我想问一下,They went to beijing in 2000.They （come）back in twenty years.they后面填什么.为什么in加上2000就是过去时.那么in加上时间段是什么样的?那其他的介词加上年又是什么时态? 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 went here and there looking for the lost child 我想问一下句子里的现在分词looking 是作伴随状语吗?还是定语,或者其他? In order not to be held ____in the traffic jam ,they went to Pudong Airport by train.填一个介词,up.我想问为什么, they went to the cinema ,____?A.didn't they B.do they C.did they D.don't they That night they had all their things packed,for they _____ leave the next day.A.were to B.went to C.going to D.should顺便问下,be going to do/be to/will的区别 They went to lot of ( )they went to the park,___?A.didn’tthey B.do they C.did they D.don’t they They went to the park,_____?A.It's red B.do they C.did they D.don't they After they had a rest,they went on ___A.to work B.working为什么? A:( )did they do yesterday evening ? B:They went to see the ice carving. They had got everything ready before i arrived. After he had worked in the factiry for ten years , he went abroad. 我想问一下 不说有个语法说有after或before这类明显表示时间的 they (went to the zoo) last weekend.就括号部分题问（ ）（ ）they zoo last sunday.填入括号. they went to the aquarium _____an octopusA.saw B.seeing C.to see they went there to watch the iron tower___ a.to be erected b.be erected They left a letter _________ me and went away.A.to B.forfor 为什么不是to 高二非谓语动词语法：The manager discussed the planThe manager discussed the plan that they would like to see ______the next year.A.carry out B.carrying out C.carried out D.to carry out我想问一下为什么不选D?这里面they应该是ca