37/ You didn't psst the office, did you

38/ It takes 6 hours to fly from London to New York

39/ Not only did he spend all his money but also borrowed some from me

40/ We always remember about our childhood memories in that beautiful mountain resort

41/ The circus shows are exciting enough for the whole family to enjoy

42/ Le Van Tam was so brave that everyone admire him

43/ This is such difficult that i can't explain it

44/ Almost all the houses in the neighbourhood have been destroyed by the fire

45/ The bank manager was made to hand over the money to the robbers

46/ She told me that she didn't remember anything that she had done yesterday

47/ If he took my advice, he wouldn't  get in trouble

48/ This is the first time i eat with knives and forks

49/ The road isn't big enough for two to pass each other

50/ It was such warm that i didn't need a coat