1 take medicine
2 keep the change
3 make sentences
4 sell old books
5 teach students
6 understand foreign languages
7 win a game
8 write letters
9 meet friends
9 tell stories
10 read newspaper

1 陈述句
  I do love you.  我懂外语。
  助动词
2 否定句
  I do not love you.我不懂外语。
    don't
3 疑问句
  Do you love me?你懂外语吗？
  Yes, I do.
  No, I don't.
一般现在时第三人称单数(现三单)
1 陈述句
  Pan Xun teaches me English.        我的小姨讲英语。
2 否定句
  Pan Xun does not teach me English. 我的小姨不讲英语。

           doesn't
3 疑问句
  Does Pan Xun teach you English?    你的小姨讲英语吗？
  Yes, he does.
  No, he doesn't.
一般问句（Yes  No 回答）
Does he speak English?  Yes, he does.
特殊问句（具体回答）
1 What does your dad do? He is a policeman.
2 where do you live? I live at Wuchang.
就划线部分提问
I eat lunch at school.
             where
Where do you eat lunch?