51.  Because Chinese people use a lot of fruit and green vegetables in the diet, then they have healthy white teeth, too.

52.  I had lots friends, we used to get along well each other.

53.  But every day there must be a lot of students on it.

54.  I had to tudy far into the night, because I had a lot of homework every day.

55.  Children will receive a lot of lucky money.

56.  Wear sportshoes as we shall o a lot of walking.

57.  And wear a pair of a sport shoes, because we shall do a lot of walking.

58.  When I became one student of our class, I found that there were a lot of football game fans in it.

59.  There are a lot of trees around the school building.

60.  We talked a lot at the meeting.