—When is the Spring Festival(春节) this year?—It’s in ________, the second month of the year.

-What's the __________ of the ticket?-It's about five hundred yuan.

Acid rain comes from _____. 

My name is           

—You look so worried, what’s wrong?—More and more people like me become to worry about the __________ pollution  after the haze (雾霾) appeared in Beijing and some other cities in China.