【doyouthink___importanttokeepourenvironmentclean?A、itB、thatC、thisD、one应该选哪个】
2021-07-29 85次 反馈错误 加入收藏 正确率 : 100%
题目内容:
do you think___ important to keep our environment clean?A、it B、that C、this D、one 应该选哪个
优质解答
A
do you think是插入语
It is important to keep our environment clean.
[it 作先行代词,引导作为逻辑主语或宾语的从句]:
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