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Question 5: The children must be in bed now. They ___ TV because they are too tired.
A. haven’t watched B. were watching C. are not watching D. will watch

Question 6: My house ___ into last Saturday.
A. A. have broken B. is break C. will break D. was broken

Question 7: The process involves ___ steam to sterilize the instruments.
A. using B. to use C. to using D. use

Question 8: Vulfran had to practice hard to compete with other contestants, for it was a highly ___ round.
A. passionate B. competitor C. competitive D. eliminate

Question 9: When Tet holiday comes, Vietnamese people often feel inclined to ___ their houses.
A. do up B. do through C. do over D. do in