一定要说明理由
1.People are planting more and more trees every year.(改为被动语态)
More and more trees are _____ _____ every year.
2.You have found out using the sun to give power to calculators.(改为反意疑问句)
You have found out using the sun to give power to calculators,______ ______?
人气:193 ℃ 时间:2020-07-06 06:09:51
解答
1being planted进行时的被动语态
2haven't you?前肯定,后否定.
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