12. You …worry about it.A) not must B) don’t must C) must not 
13. It …again. It … all the time here in the winter A) rains, rains B) is raining, is raining C) is raining , rains 
14. I...she … you. 
A) think, likes B) am thinking, likes C) think, is liking 
15. Who … the window? 
A) opened B) did open C) did opened 
16. Why … ?
A) those men are laughing B) are laughing those men C) are those men laughing
17. What …? 
A) does she want B) does she wants C) she want
18. I didn’t …he was at home. 
A) thinking B) thought C) think
19. …a hole in my sock. 
A) There is B) Is C) There are 
20. We are going …the opera tomorrow night. 
A) at B) with C)to