18、________ I don't think she is perfect for the job，she's certainly better qualified than Steve．

A．When              B．While               C．If                D．Since

17、Having no money but ________ to know，he simply said he would go without dinner．

A．not to want anyone                                     B．not wanting anyone

C．wanted no one                                            D．to want no one

16、In the complex and technological society ________ the United States has become，each member must fulfill a number of personal and occupational roles．

A．that                B．where              C．when              D．what

15、The last eruption of the Yellowstone Volcano ________ the mountains and valleys that visitors can see today in Yellowstone．

A．developed               B．destroyed                C．invented                  D．formed

14、John has a lot of work to ________ at the office he has been away for quite a few days．

A．take up            B．join up             C．make up                D．pick up

13、--I hate the traffic jams in the city；living in the countryside would give us a better quality of life．

-- ________

A．You can say that again．                   B．How do you like the idea?

C．I can agree more．                              D．I don't think．

12、The world's economic development is not a win-lose game but one in which all ________ be winners．

A．would            B．can             C．must               D．shall

11、Because of the limit of time，he didn't go into details on the subject．He only spoke _______．

A．in common          B．in particular           C．in general             D．in short

10、The three states of matter are quite ________ to us after a few years' study of chemistry．

A．similar           B．familiar              C．equal              D．same

9、The economic reform and opening-up policy has provided us with a good ________ in which investing becomes easy．

A．condition             B．position           C．state          D．environment