情态动词被动语态例句
情态动词被动语态例句
英语人气:100 ℃时间:2019-10-09 02:25:41
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We should plant many trees on the mountains.我们应该在山上种许多树.Many trees should be planted on the mountains. 应该在山上种许多树.Teenagers should be allowed to go out with their friends.应该允许...
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