Before buying,it is up to the consumer to judge the safety这里的before

Before buying,it is up to the consumer to judge the safety这里的before The dictionary is good for___beginners.It is worth_____.A.our;buying B.us;buying 为什么! Before ____ the house,you should get a surveyor____ over it.A) buying...looking B)having bought...to lookC) buying...to have looked D) buying...to look Though it sounds a bit expensive,it is worth ________ A.buying B.buying it请问B为什么不可以 不是有it is worth doing buying it中的it指前文提到的 Everythingt is difficult before it is 41.Before ____ the house,you should get a surveyor____ over it.A.buying...looking B.having bought...to look C.buying...to have looked D.buying...to look这个怎么选,为什么 is it worth buying iphone4s?这句话里有语法错误吗?那应该说是 iphone4s is worth buying 还是 it is worth buying iphone4s 还是两种说法都对？ 英语翻译用在it is .before.造句 It is three days before Thanksgiving翻译 It is +一段时间+before...的意思是什么 英语翻译Oracle is buying half body parts and trying to make a body out of it. I don't think the book is worth______unless it is worthy____several times.A.being bought,to be readB.buying,being readC.buying,to be readD.buying,to read应该选c,为什么?worth的搭配有哪些? is she some buying postcards it is ...since it was...before 一定是过去式吗? Get it now before it is sold out buying是什么用法you are thinking about buying it Life is half spent before we know what it is. Life is half spent before weknow what it is