29．Many women today hold that t its their husbands’ responsibility to earn money and　　　 to spend it.

　　　 A．them　　　　　　　　　 B．their　　　　　　　　　　 C．theirs　　　　　　　　　 D．themselves

28．The Investigation documented instances　　　 patients were repeatedly instructed to follow doctors’ advice but still failed to do so.

　　　 A．that　　　　　　　　　　 B．when　　　　　　　　　 C．in which　　　　　　　 D．by which

27．While many studies claim that vitamins and herbs　　　 improve health, there are a lot of controversy about their safety.

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

26．She told her husband that she couldn’t 　　　the rest of the housework without his help.

　　　 A．get over　　　　　　　 B．get through　　　　　 C．get into　　　　　　　 D．get off

25．Many careers require a college diploma; in some jobs,　　　　 , previous experience is the main requirement.

　　　 A．besides　　　　　　　　 B．however　　　　　　　 C．accordingly　　　　 D．therefore

24．Have your parents made any financial allowance　　　　 your study visit?

　　　 A．about　　　　　　　　　 B．for　　　　　　　　　　　 C．with　　　　　　　　　　 D．against

23．With the publishing of Thoreau’s On Walden Pond　　　 of the wonder of Nature.

　　　 A．this appreciation came　　　　　　　　　　　　　 B．came a new appreciation

　　　 C．was the appreciation came　　　　　　　　　　 D．the author appreciated

22．In 1861, the native wife of a crew member Maria followed native trails to Fort Langley　　　 help when their boat became stuck in winter ice.

　　　 A．has sought　　　　　 B．seeking　　　　　　　　 C．to seek　　　　　　　　 D．sought

第一节：单项填空(共15小题，每小题1分，满分15分)

从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。

21．DNA is a nucleic acid that contains　　　　 genetic instructions used in　　　　 development and functioning of all known living organisms and some viruses.

　　　 A．/; a　　　　　　　　　　 B．the; the　　　　　　　　 C．the; /　　　　　　　　　 D．/; /