1 Don't laugh at others only by their appearance. 2 More and more people take great interest in shopping online. 3 Would you be quieter? I am trying to concentrate on my study. 4 We were flying under the white cloud and could see pyramids clearly. 5 Turning around, you'll find she is somewhere bright. 6 US government often sends envoys to go between Jews and Arabs in Middle East. 7 North Korea situates beside China. 8 My ancestors didn't leave anything behind them. 9 We reach the drilling platform by helicopter. 10 A plane is flying over mountains. 11 Chairman Mao once said,‘Those cadres of the Party have to go among the people.’ 12 The present temperature remains above zero. 13 Let's look beyond 2015. 14 You keep something from me, don't you?