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18、―Darling, our friend has arrived.

―I’m on the way ______ home. You try to make himself ______ home first.

      A. /; /                            B. to; at                         C. /; at                    D. at; by

17、 Does mass _______________ (失業(yè)) depress wages? 

二、選擇題

（每空？ 分，共？ 分）

16、We need to establish a system to control the total amount of p_______________ discharge (排放) into the key sea areas, especially chemical wastes.

15、

The watch comes with three years’ g_____________, ie a promise to repair it free for three years after being bought.

14、I don’t _________ rock ’n’ roll. It’s much too noisy for my taste.

A. go after      B. go away with     C. go into        D. go in for

13、______ is reported in the newspapers, talks between the two countries are making progress.

A. It              B. As            C. That            D. What

12、_____ on -going division between English - speaking Canadians and French-speaking Canadians is _______ major concern of  the country.

A. The; 不填       B. The; a        C. An; the         D. An; 不填

11、We cannot figure out _______ quite a number of insects, birds, and animals are dying out.

   A. that                B. as                  C. why                      D. when

10、There’s _____ cooking oil left in the house. Would you go to the corner store and get _____?

A. little; some          B. little; any          C. a little; some              D. a little; any

9、_____ in the queue for half an hour, Tom suddenly realized that he had left his wallet at home.

A. To wait            B. Have waited          C. Having waited                    D. To have waited