16. Be careful or you 'll break the TV.
A. If you aren't Careful, you'll break the TV.
B. If you are Careful, you'll break the TV.
C. If you aren't Careful, you won't break the TV.
D. If you are careful, you break the TV.
17. With their enough hard work, they can pass the examwith flying colors.
A. If they don't work hard work enough, they can pass the exam with flying colors.
B. If they don't work hard work enough, they can't pass the exam with flying colors.
C. If they don't work hard work, they will pass the exam with flying colors.
D. If they don't work hard work enough, they could pass the exam with flying colors.
18. If you don't work hard,you will fail the exam A. Unless you don't work hard,you don't fail the exam
B. Unless you don't Work hard,you will fail the exam
C. Unless you work hard,you will fail the exam
D. Unless you don't work hard,you won't fail the exam 19. She said to me : "I will have to leave the city tomorrow"
A. She told me she would have to leave the city the following day.
B. She told me she will have to leave the city the following day.
C. She told me she would had to leave the city the following day.
D. She told me she would has to leave the city the following day.
20. Tom said to his mother: "May I go out with my friends, Mom?"
A. Tomasked his mother for pemission going out with his friends.
B. Tomasked his mother to pemission to go out with his friends.
C. Tomasked his mother for pemission to going out with his friends.
D. Tomasked his mother for pemission to go out with his friends.
16. Be careful or you 'll break the TV.
A. If you aren't Careful, you'll break the TV.
B. If you are Careful, you'll break the TV.
C. If you aren't Careful, you won't break the TV.
D. If you are careful, you break the TV.
17. With their enough hard work, they can pass the examwith flying colors.
A. If they don't work hard work enough, they can pass the exam with flying colors.
B. If they don't work hard work enough, they can't pass the exam with flying colors.
C. If they don't work hard work, they will pass the exam with flying colors.
D. If they don't work hard work enough, they could pass the exam with flying colors.
18. If you don't work hard,you will fail the exam A. Unless you don't work hard,you don't fail the exam
B. Unless you don't Work hard,you will fail the exam
C. Unless you work hard,you will fail the exam
D. Unless you don't work hard,you won't fail the exam 19. She said to me : "I will have to leave the city tomorrow"
A. She told me she would have to leave the city the following day.
B. She told me she will have to leave the city the following day.
C. She told me she would had to leave the city the following day.
D. She told me she would has to leave the city the following day.
20. Tom said to his mother: "May I go out with my friends, Mom?"
A. Tomasked his mother for pemission going out with his friends.
B. Tomasked his mother to pemission to go out with his friends.
C. Tomasked his mother for pemission to going out with his friends.
D. Tomasked his mother for pemission to go out with his friends.