44．The study surveyed 500 families and found the main　　 problem people suffered was tiredness, followed by loneliness and anxiety.

　　　 A．domestic　　　　　 B．public　　　　　　　 C．psychological 　　　　　　　　　　　　 D．biological

43．Although the country has had political independence for over a century,　　 it needs the support of its neighbors.

　　　 A．naturally　　　　　 B．economically C．especially　　　　 D．luckily

42．If your race car isn’t insured, you may　　 losing everything when it hits something solid．

　　　 A．delay　　　　　　　　 B．deny　　　　　　　　 C．avoid　　　　　　　 D．risk

41．AIDS control and prevention is a　　 to China as well as the whole world．

　　　 A．surprise　　　　　　　 B．challenge 　　　 C．reaction 　　　　 D．threat

40．　　 tomorrow, our ship will set sail for Macao.

　　　 A．However the weather is like　　　　　 B．However is the weather like

　　　 C．Whatever is the weather like　　　　 D．Whatever the weather is like

39．She wants her paintings　　 in the gallery, but we don t think they would be very popular.

　　　 A．display　　　　　　　 B．to display　　　　 C．displaying 　　　 D．displayed

38．　　 the safety of gas, the government has checked the city’s gas supply system thoroughly.

　　　 A．To ensure　　　　　 B．Ensuring　　　　　　 C．Having ensured.　　　　　　　　　　　 D．To have ensured

37．-Did you see who the driver was?

　　　 -No, so quickly,　　 that I couldn’t gat a good look at his face.

　　　 A．did the car speed by B．the car sped by C．does the car speed by D．the car speeds by

36．By improving reading skills, you can read faster and understand more of　　 you read．

　　　 A．that　　　　　　　　　 B．what　　　　　　　　 C．which　　　　　　　 D．whether

35．　　 there is a snowstorm or some other bad weal. her, the mail always comes on time.

　　　 A．Because 　　　　 B．If　　　　　　　　　　　　 C．When　　　　　　　 D．Unless