We mustn't cut down forests 句型转化We ____ ____to cut down fore
We mustn't cut down forests 句型转化We ____ ____to cut down fore
we mustn't pollute rivers or cut down forests.we should try_
People mustn't cut down the forests.
1.We mustn't cut down so many trees!What a pity we can't see
We mustn't cut down trees from now on.(改为祈使句) ___
Must we cut down the trees? No.we ____.
shall we cut down the tree?
Trees are very important.We can't cut thenm down B cut it do
-We shouldn't cut down too many trees,should we?-__.We shoul
We should all try to take care of our ____ .We can cut down
是cut down the forests 还是 cut down forests?是use the wood 还是us
Cut down