Question 46. My parents/ not used/ work/ help/ machines/ the past.

     A. My parents isn’t used to working with the help of machines in the past.

     B. My parents didn’t use to work with the help of machines at the past.

     C. My parents didn’t use to work with the help of machines in the past.

     D. My parents not used to work with the help of machines from the past.

Question 47. This/ be/ best/ film/ I/ ever/ see.

     A. This is the best film I’d ever seen.

     B. This is the best film I’ve ever seen.

     C. This is the best film I ever saw.

     D. This was the best film I’ve ever seen.

Question 48. We/ should/ prevent/ lazy/ students/ throw rubbish/ the school yard.

     A. We should prevent lazy students to throwrubbish in he school yard.

     B. We should prevent lazy students from throw rubbish in the school yard.

     C. We should prevent lazy students throw rubbish in the school yard.

     D. We should prevent lazy students from throwing rubbish in the school yard.

Question 49. It/ say/ that/ Nha Trang/ one/ best destinations/ Viet Nam.

     A. It is said that Nha Trang is one best destinations in Viet Nam.

     B. It says that Nha Trang is one of the best destinations in Viet Nam.

     C. It is said that Nha Trang is one of the best destinations in Viet Nam.

     D. It says that Nha Trang one of the best destinations in Viet Nam.

Question 50. He/ spend hours/ try/ repair the clock.

     A. He spent hours trying to repair the clock.

     B. He spent hours try to repair the clock.

     C. He spent hours trying repair the clock.

     D. He spent hours to try to repair the clock.