簡介： ppt制作 現在許多蔬菜種在溫室里， 在那兒他們可以免受風雨襲擊。

Today many vegetables planted in greenhouses, where they are protected from the rain and the wind .

8.在過去的十年中， 科學技術取得了重大發(fā)現。

In the past/last few years, important discoveries have made in science and technology.

. 上傳者：xiaozhou xiaozhou@friend.com 「下載次數：244」