1、 The terrorists kidnapped the director of the company and demanded a large sum of money for his ______.

2、 A completely new situation is bound to ______ when the examination system is introduced.

3、 A good way to ______ a language is to live in the native culture with the native speakers.

4、 A product is to be regarded as being ______ when introduced into another country at less than its normal value.

5、 It's apparent that the wooden bridge is not strong enough to ______ the weight of a lorry.

6、 The parents of the bride ______ my presence at the wedding as we had been neighbors for years.

7、 ______ the rain, the air quality would not be so good.

8、 A ______ contest is intended to eliminate less qualified competitors before decisive contests.

9、 The US bio-defence research is particularly controversial because of the sheer ______ of the effort.

10、 Many argue that efforts like this will ______ the line between the North and the South.