the knife with which we used to cut things is very sharp1.关系副词相当于介词+关系代词,但是这里本来就应该用关系代词THAT,怎么也改为了介词+关系代词2.怎么确定关系代词前,相应的介词?请多举例

the knife __he cut the bread is very sharpwith whichwith it with that which 定语从句 省略This is the knife which I cut the bread with.其中的which可以省略吗? The knife with which we used to cut things is very sharp为什么先行词knife不能做used的宾语,然后with which 换成which呢?还有如果是填with which,used的宾语又是什么?省略了? 1、The knife we cut the bread is very sharp.A．which B．with C．with it D．with which The knife ____she often uses to cut bread is very sharp.A which B with it C with that D with which The knife _____we used to cut things is very sharp.答案是 with which,我理解,是cut with结构,但我想问,为什么不能是which?让knife做used的宾语,即：The knife which we used to ...,( we used the knife to cut...).懂我的请回答, she bought a knife from the shop with ____ to peel an apple.为什么用which而不用that The knife ------we cut bread is very sharp.A.with it B.for which C.with that Dwith which要解析 Cut food with the knife 中文 c__ your finger with the knife He is ( ) the apple with a knife. I will cut the cake with the knife.用knife作主语改成被动. There should be a knife ___ we can cut the meat into pieces.A.which B.by which C.with which D.不填 选择后请说出为什么. Cut with the knife的中文意思是什么? Be careful .Do not c____ your finger with the knife He open the door with a knife.把with a knife划掉.对划线部分提问__ __he__ the door? We need a knife to cut the cakewe need a knife to cut the cake 后面要加with吗? Have the police found the knife which the man was killed?错在哪