题目内容
5. 当我在看书时,那对双胞胎姐妹在看杂志。
I was a book,the twin sisters reading their magazines.
5. While/As/When;reading;were
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题目内容
5. 当我在看书时,那对双胞胎姐妹在看杂志。
I was a book,the twin sisters reading their magazines.
5. While/As/When;reading;were