Did you used a knife to cut things yesterday?这句话有什么错误?

Did you used a knife to cut things yesterday?这句话有什么错误? The knife _____we used to cut things is very sharp. In Britain,people use the knife to cut things.这句话对吗? This is the very knife __I used to cut apples yesterday.Atha He used a knife to cut the apple into two halves.同义句He___the 1.Jim used a knife to cut the apple into _____(half) 2.There He used a knife to cut off this pen.(同义句） In Britain,people use (knife） to cut things. Just to do the things you want这句话语法上有错误吗? Alice likes to do the same things like he does.这句话有什么错误. 定语从句练习1、The knife we used to cut the bread is very sharp.A．w We use a knife ----to cut things ----.对划线部分提问线中间的部分___ ___ y