Peter 's sister is reading.

彼得的妹妹是阅读。

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Mary 's sister teaches English, too.

玛丽的姐姐也教英语。

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Her elder sister 's been acting rather funnily just recently.

她姐姐近来表现得相当反常。

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Sister 's face lit up like a Christmas tree.

姐姐的脸就像圣诞树似的被点亮了。

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Sister 's face lit up like a Christmas tree.

姐姐的脸就像圣诞树似的被点亮了。

youdao