He used a knife to cut the bread.（他用一把刀来切面包。）

The knife is very sharp.（这把刀非常锋利。）

Put the knife in the drawer.（把刀放进抽屉里。）

She handed me a knife.（她递给我一把刀。）

This kind of knife is for carving.（这种刀是用于雕刻的。）

Be careful with that knife.（小心那把刀。）

The hunter carried a knife with him.（猎人随身携带了一把刀。）

I need a new knife for cooking.（我做饭需要一把新刀。）

The knife has a beautiful handle.（这把刀有一个漂亮的刀柄。）

Don't play with the knife, it's dangerous.（不要玩刀，很危险。）

He sharpened the knife on a stone.（他在石头上磨刀。）

The chef picked up a knife to start preparing the dish.（厨师拿起一把刀开始准备菜肴。）

A pocket knife can be very useful.（一把袖珍小刀可能非常有用。）

She accidentally cut herself with the knife.（她不小心用刀割伤了自己。）

The old knife has seen many years of use.（这把旧刀已经用了很多年了。）

We used a knife to open the box.（我们用一把刀打开了盒子。）

The soldier's knife was always kept clean.（士兵的刀总是保持干净。）

That knife is too big for this job.（对于这项工作来说，那把刀太大了。）

I can't find my favorite knife anywhere.（我到处都找不到我最喜欢的那把刀。）

The knife glinted in the sunlight.（刀在阳光下闪闪发光。

）