（2014年福州市高三适应性练习）29. China is struggling to deal with an aging population and the social problems that ______ it.

_____ the Internet is of greathelp, I don’t think it’s a good idea to spend too much time on it.

privpollution. Since

What kind of food is ____,Chinese food ,Japanese food or the western food

Why not ________ an English Club to practice ________English