he has to take care of his sick mother
他必须照顾生病的母亲
以上为机器翻译结果，长、整句建议使用 人工翻译 。
He has to take care of his sick mother.
他得照顾他生病的母亲。照顾他生病的母亲。
youdao
他得照顾他生病的母亲。
He is absent from school today because he has to take care of his sick mother.
他今天没上学是因为他需要照顾生病的妈妈。
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