初二的被动语态,

题目

初二的被动语态,
请把下列句子转换成被动语态（第2、3题写出两种改法）
1:We must keep the room clean.
2:Lucy sent me a present last term.
3:He gove me a new pen.
4:Tom saw her swim in the lake yesterday.
5:He made me do that for him.
6:The teacher let Tom go home.
7:We'll put on an Englishs' Day this year.
8:People know the Great Wall.
9:We saw the monkey jump off the big tree a moment ago.

答案

The room must be kept clean by us. I was send a preasent by Lucy last term I was given a new pen by him She was seen swim in the lake by Tom I was made do that for him Tom was leted by the teacher to ...