问题描述:
The missing boy was last seen ____near the river.A playing B to be playing C play D to play ,选哪个
请问为什么不选D呢?被看到、、、,不定式变为被动语态时,不是应该还原to吗?
请问为什么不选D呢?被看到、、、,不定式变为被动语态时,不是应该还原to吗?
问题解答:
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