New Zealand's universities offer a wide __ of courses in many fields, including the arts, economics, communications and technology.

Mr. Green’s tight _______ made him put off his trip to China.

As is well known, the brain performs a very important _______, which controls the nerve system of the body.

The main reason why Apple’s products always manage to capture the imagination of people worldwide is their attention to _____. Each and every part of an Apple product is perfect in its body. 

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