31.  At this time, I look back this year.

32.  Do you know why we study English at school?

33.  it is one of the working languages at international meetings.

34.  Of the city's high school graduates who wanted to study at colleges this summer, two thirds had to have their choices limited because of por eyesight.

35.  In this way, we can not only know the news both at home and ahroad , but improve our hearing ability as well.

36.  He was terrified at the sight.

37.  Suddenly he saw two eyes glaring at him out of darkness.

38.  He made the boy tae one hundred paces down the street and place an apple on his head, Then he ordered Tell to shoot at the apple with one of his arrows William's son was brave to do that .

39.  At the desk's I think so too .

40.  look at so many people .