为什么不能用across the street来表示穿过街道的意思,而必须用cross the street

he suddenly saw sue (across) the room he pushed his way (through) the crowd of people get to her为什么用across 为什么不能用over为什么用through 为什么不能用across /into We are planning to take a look_____(cross)the countryside 为什么填across 不能用cross 为什么不能用across the street来表示穿过街道的意思,而必须用cross the street The boat is passing ___ the bridge A.through B.below C.under D.across 为什么不能用A The boat is passing ___ the bridgeA.through B.below C.under D.across 为什么不能用B across china为什么不加the cross ,across有什么区别?across the bridge 还是cross the bridge?可是好象bridge不能用穿的把 Everyone at the meeting agreed to the suggestion ------- a new big ------ bult across the river第一个横线上为什么只能填That 不能用which 这个句子为什么不能用thatwhere did you come across our teacher?it was the supermarket ____ I purchased mooncakes.为何一定要用where ,that做强调句 不行吗 look!The robber is climbing——the wall.为什么填over不填across? He swam across the river last year.为什么用across She went across to the window.其中across不已经是介词为什么后面还要加to?或者She went to the window不也可以吗? the boat is passing___the bridge.中填under而为什么不填through,across,from be careful when you walk ( ) the street,为什么填across填cross不行吗 on the exam 为什么不能用in the exam? The only thing I can do is (to) do it alone.为什么不能要括号中的to?We have no choice but (swimming) across the river.为什么要用原型而不能用ing形式?I'm looking for something which to clean the curtain.哪里有错?为什么要 across the across the