题目内容：

 

1.Doctors have discovered that _______________________(经常大笑的人长寿)。

2.To some, happiness is being surrounded by family and friends. To others, _____________________________(幸福意味着在某个方面取得成功)， such as meeting a goal.

3.When I was a child, I could spend all day outside, ___________________(和自己的朋友在太阳底下玩。)

4._________________(了解文化差异)is a good way to understand more about each other.

5.The picture of the young girl in the magazine _______________(让我想起了我的表妹)。