5. Red Nose Day takes place every year.

• A、A. True

• B、B. False 

• C、

  C. Not Given

14、 Motorcyclists usually wear dark colors because_________

• A、A. they want to be respectable 

• B、B. they want to be impressive

• C、C.the colors look different

• D、D. the colors suit their sport

51. 某英文报社正在举行题为“fight against haze（雾霾）”的征文活 动。请你就此题目写一篇英文短文应征，内容包括：•雾霾会造成哪些危害 •我们可以采取哪些对措施