In my opinion, what he told us just now about the affair simply doesn’t make any ____.

Many ordinary people fought against _____ in order to create a fairer society.

 I bought a new type of cell-phone, which was the ____ of all my classmates.

At the meeting they discussed three different  ______to the study of mathematics.

It is widely reported in the western media that the drug ______ is now becoming a leading cause of teenager crimes.