连词
who 是关于人的
【例句】
She helps people. They have no food.
She helps people who have no food.
which 是关于一些事或物的
【例句】
Here is the book. It you lost yesterday.
Here is the book which you lost yesterday.
连词So
so用作连词时,表示“因此,所以”。前面的句子表原因,后面的句子为结果。
【例句】
I like writing,so I can look some books.
连词so that表目的
【例句】
WeHelp needs clothers and water so that we can help the flood victims .
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