1.Tom ____ the accident ____ ____ ____ ____ (亲眼目睹).He could tell you in detail.2.This ____ in a short time.We still have something more important to do.A.can't be done B.can done C.mustn't be done D.have been finished .3.Put the stone ____ ____ ____ ____(相隔)20 meters from the door.4.____ ____ (三分之一)of the leaves of the tree have turned yellow.5.Something expensive in her house was stolen.The policemen ____ ____ ____(search for)the thief.最好能解释下 原因

问题描述:

1.Tom ____ the accident ____ ____ ____ ____ (亲眼目睹).He could tell you in detail.
2.This ____ in a short time.We still have something more important to do.
A.can't be done B.can done C.mustn't be done D.have been finished .
3.Put the stone ____ ____ ____ ____(相隔)20 meters from the door.
4.____ ____ (三分之一)of the leaves of the tree have turned yellow.
5.Something expensive in her house was stolen.The policemen ____ ____ ____(search for)the thief.
最好能解释下 原因

1.see with his own eyes
2.A
3.at a distance
4.One third
5.are searching for

1.see with his own eyes
2.B
3.at a distance
4.One third
5.are searching for

saw with his own eyes(固定句型~see sth.with one's eyes)A (这个在短时间内做不完的~我们还有一些更重要的事情去做)at a distance of(依旧是固定句型)One third (基数词+序数词)are searching for (警察...