给看一下这句话的语法
What you're supposed to do is choose the experiments and activities that you want to do.
这句话的语法对吗?听写的时候在 choose 前加了个 to ,当时觉得应该是吞音吞掉了,可是对照文本再听,好像确实没有 to ,那样的话这个句子的语法没问题吗?
人气：362 ℃ 时间：2020-05-08 07:40:16
解答
What you're supposed to do is (to) choose the experiments and activities that you want to do.
What you're supposed to do is (choosing) the experiments and activities that you want to do.
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