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
1.Clean the air.
2.Give us food.
3.Make and build things with trees..
4.Sit under a tree in the shade.
5.Make books from trees.
6.Many animals live in trees.
7.Cover the soil.
8.Take energy from the sun and make it into food.
1.All plants take energy _____the sun and turn it _____food.
2.Plants can help_____the air.
3.Wine is made _____wheat.
4.I would fail_____ your help.
5.Our desks are made_____the trees.
6.I saw a bird _____the tree.
7.Please cover my desk_____this peice of
clothing.
in
into
clean
from
without
of
in
with
What should we do ？
Why do we need plants?
Please write a passage.