We mustn't cut down trees from now on.(改为祈使句) ___We mustn't cut down trees from now on.(改为祈使句)____ ____ ____ trees from now on.

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• 英语作文,帮我看看有哪些地方错了假如我是树,我们想对人们说些什么题目what we trees want to sayhello,every!You are our good friend!i love you very much!but, why do you cut us down? you know, we can protect the environment. for instance we can make frensh air and take in CO2 stop the water from breaking your house and so on. so it is necessary for you to protect us. what should you do ? you should plant more trees. you mustn't cut down the trees .you should wash trees on time. i believe
• We mustn't cut down trees from now on.(改为祈使句) ___We mustn't cut down trees from now on.(改为祈使句)____ ____ ____ trees from now on.
• We mustn't cut down trees from now on.(改为祈使句) ___
• 将下列句子改为被动语态.We must water the flowers. People cut down a lot of trees every year.He cleaned his bedroom just now.The teacher won't open the window.Mary has forgotten the book.
• We must stop cutting down forests.句意不变We ( )( )cutting down forests.
• We must stop cutting down forests.句意不变怎么改?