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單三形式就是謂語動詞要用動詞的第三人稱單數
比如:
1He has a big nose
2She does her homework every day
這裏的has, does就是為主動詞的單三形式追問
再寫三個句子帶上譯丈
追答My sister has breakfast every day
我妹妹每天早晨都吃早餐
Peter plays basketball twice a week
皮特一個禮拜打兩次籃球
My father works in a factory
我爸爸在工廠上班
更多追問英語單三形式的句子怎麼寫
1. whowho在定語從句中擔任主語，其先行詞必須是表示人的名詞或代詞。
who也可以代替在從句中擔任賓語的whom，但是它前麵不能有介詞。
I have a friend who likes listening to classical music. (who在從句中作主語，代替前麵的a friend)Luckily none of the people who I know were killed in the earthquake. (who在從句中作賓語，代替前麵的the people)2. whichwhich所代替的先行詞是表示事物或動物的名詞或代詞，一般不用來指人。
① which在從句中作主語或賓語。
She was not on the train which arrived just now. (which在從句中作主語，代替先行詞the train)The watch (which) you gave me keeps good time. (which在從句中作賓語，代替先行詞the watch，可省略)② which引導的定語從句可表示一個概念。
which的先行詞有時不是一個詞，而是主句所表示的整個現象，此時，which前一定要使用逗號。
James did really well in his exams, which was a big surprise. (which相當於and that，其先行詞是前麵整個句子)He has to have lessons on Sundays, which he doesn't like at all.③ which在從句中作定語。
which在定語從句中有時也能作定語。
這種用法比較正式，經常出現在書麵語中。
The Beijing Olympic Games are being held in three years, by which time I will be 21. It might snow this weekend, in which case we won't go hiking in the mountains.
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