由关系副词引导的表语从句。
Go and get your coat. It's where you left it. 去把雨衣拿来，就在你原来放的地方。 I had neither a raincoat nor an umbrella. 我们既没伞也没雨衣，这是我们淋湿的原因。 That’s why I got wet through.
That is how mice ruin many stores of grain every year. 那就是老鼠是怎样每年损害大量粮食的。 That is what he is worried about.
宝山新王牌 共康校区
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