31 _______ with the present situation, the local government could not find effective measures to reduce the risk of coal mine accidents

－Do you like talking with your friends on QQ or Wechat－ _____. They are convenient,fast and cheap.

It’s the best time ______ traveling _______ this time of year.

Ring me at 5 am? No, better not so early! I _________. —I got it. [ ]

How often do you take a shower I take a shower________/ wins/ a day.