There are a number of methods to provide           relief from your toothache, which can’t cure the problem. 

Angela Markel says European Union could fail if Eurozone (欧元区)      over debt problems in Greece, Italy and other weaker economies.

All the teachers are against the idea to       the new teaching building beside the sports ground.

 The latest major disaster that occurred in Zhejiang paralyzed traffic, caused blackouts and ______ water supplies for days.

 You should make good use of every _______minute to study