1、本网站免费注册后即可以下载，点击开通VIP会员可无限免费下载！
2、资料一般为word或PPT文档。建议使用IE9以上浏览器或360、谷歌、火狐浏览器浏览本站。
3、有任何下载问题，请联系微信客服。
扫描下方二维码，添加微信客服
am/is/are + Past Participle（过去分词）
What is done in Switzerland to protect the environment?
Passive voice（被动语态）
Things
separate
recycle
Many laws
make
government
New energy
use
wisely
Simple present tense
1. Things are separated and recycled.
2.Many laws are made by government.
If people drop litter in public, they ___________ (fine) by police.
If people cut down trees, they _____________________ (punish) by the government.
If people …, they will/be going to + be …
will be fined
are going to be punished
will be + Past participle
be going to be + Past participle
simple future tense
3. New energy are used wisely.
More new energy ____________________ (make) from the sun, wind and water in 2020.
New energy cost little, and _____ never ________________ (use) up (耗尽).
Little pollution ________________________ (produce) by new energy in the future.
will be/is going to be made
will/is
be/going to be used