61.  When I passed by two freshmen on the corridor, I heard their snicker dialogue, "how young the tutor is".

62.  When we assembled together at noon, I surprised to find that our central topic was about how many girls had been regarded as the freshman.

63.  When we look at someone, there are always some prejudgments that come to our mind.

64.  The color of their skin, their facial and physical features, the clothes they wear and the manner in which they speak may cause immense effects when we make prior assumptions.

65.  When he played the Guqin, his facial expression was serene and solemn .

66.  When we look at someone, there are always some prejudgments that come to our mind.

67.  The color of their skin, their facial and physical features, the clothes they wear and the manner in which they speak may cause immense effects when we make prior assumptions.

68.  When he played the Guqin, his facial expression was serene and solemn .

69.  When we ask, what are you playing then?

70.  When we look at someone, there are always some prejudgments that come to our mind.