1.       Mr. Li doesn’t  like sports. But his son ______.
 A. likes    B. doesn’t     C. is     D. does
2.I  _____ think he _____ so good.
  A./ , isn’t    B. don’t , isn’t   C./,   doesn’t   D. don’t , is
3.Thanks for _____  us.
  A. help     B. helps     C. to help     D. helping
4.He usually _____  at home when it’s raining.
  A. stay     B. staying     C. stays    D .to stay