My sister ----(have)to look after my mother at home todayYou --------(not have)to wear sweaters .It's too hot today
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My sister ----(have)to look after my mother at home todayYou --------(not have)to wear sweaters .It's too hot today
My sister ----(have)to look after my mother at home today
You --------(not have)to wear sweaters .It's too hot today
My sister ----(have)to look after my mother at home todayYou --------(not have)to wear sweaters .It's too hot today
My sister has to look after my mother at home today
我的妹妹今天必须在家照顾妈妈.
因为my sister 是第三人称单数,故谓语动词要用单数,根据today 用一般过去式
You don't have to wear sweaters .It's too hot today
你不必穿毛衣,今天太热了!
don't have to do = it is unnecessary to do = needn't do 不必做...
祝开心~!
应该填has。
因为这里是第三人称单数形式，所以是has。
意思是：
我妹妹今天不得不在家照顾我妈。
第二个是don‘t have to
has
主语my sister是第三人称单数，所以谓语动词要用第三人称单数形式。
句意：我妹妹今天必须在家照顾我妈。
祝你学习进步，更上一层楼！ (*^__^*)
不明白的再问哟！请记得采纳，多谢！
①第一题填 has
解析：主语my sister为第三人称单数，且由today知道时态为一般现在时，所以have变为三单形式has.
My sister has to look after my mother at home today.
翻译为：我妹妹今天必须在家照顾我妈。
②第二题填 don't have
解析：由today知道时态为一般现在时，主语为...
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①第一题填 has
解析：主语my sister为第三人称单数，且由today知道时态为一般现在时，所以have变为三单形式has.
My sister has to look after my mother at home today.
翻译为：我妹妹今天必须在家照顾我妈。
②第二题填 don't have
解析：由today知道时态为一般现在时，主语为第二人称，用have，have的否定形式是在其前面加don't
You don't have to wear sweaters .It's too hot today.
翻译为：你不必穿毛衣，今天太热了！
希望可以帮助到你，同时也祝你学习进步！
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填 has，主语是单数，谓语动词用三单。希望采纳！！！！！！！！！
My sister (has)to look after my mother at home today.
主语第三人称单数，故要用has
You (don't have) to wear sweaters .It's too hot today.
如果不明白，请再问；如果对你有所帮助，
请点击本页面中的“选为满意回答”按钮，谢谢！You --------(n...
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My sister (has)to look after my mother at home today.
主语第三人称单数，故要用has
You (don't have) to wear sweaters .It's too hot today.
如果不明白，请再问；如果对你有所帮助，
请点击本页面中的“选为满意回答”按钮，谢谢！
收起