29, There is a strange noise coming from the machine and it doesn’t work.

30, Many people still refuse to believe that smoking is harmful.

31, There is no problems with me because I find the questions easy.

32, Children came so noisily that they woke me up.

33, Time is too short for me to give you an explanation.

34, Jack was happy to win the championship of the tournament.

35, The first bicycle was made in Scotland.

36, Smoking can be unhealthy but a lot of people find it difficult to stop.

37, At that time I was listening to the radio so I didn’t hear you call.

38, Mall often offer wider selection of products for customers at Christmas.

39, How long have you learnt English?

Chúc bạn học tốt!