3.　　　　　 To ___________(确保) safety, the maglev train is controlled by an advanced computer system.

2.　　　　　 One way to catch a ___________ (一瞥)of the future is to examine some of the major trends in contemporary society.

1.　　　　　 What life will be like in the future is difficult to ___________(预测).

10.　　　 　As we traveled through this country, we saw many old relics from a____________ times and ruins of the native population of this kingdom.

Unit 6　 Book　 2

9.　　　　　 Neither of the two rivers is very big, but they become a large river when j__________ together.

8.　　　　　 The cathedral is famous for the height of its tower, which is without d_________ the highest and most handsome in England.

7.　　　　　 Never judge a person simply on the b________ of first impressions.

6.　　　　　 Te street is too n__________ to allow cars from the opposite directions to pass.

5.　　　　　 He is a heavy smoker. He can hardly go without c____________.

4.　　　　　 The culture of the people of the British Isles was i______________ by the culture of the people on the European mainland.