B．would not be unthinkable

　　C．would be unthinkable

　　D．would not have been unthinkable

　　答案　A

　　13．They must have been enjoying themselves there，otherwise they ________ so long.

　　A．can't have stayed

　　B．wouldn't have stayed

　　C．needn't have stayed

　　D．couldn't stay

　　答案　B

　　14．The current economic situation requires that we ________ strengthen our confidence and make every effort to promote growth and balanced development.

　　A．need

　　B．would

　　C．could

　　D．should

　　答案　D

　　15．The boy insisted that he ________ his best and ________ praised.

　　A．had tried；must be

　　B．tried；must be

　　C．try；should be

　　D．had tried；be

　　答案　D

　　.根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

　　Many people think of guys as being carefree when it comes to their appearance.But in fact, a lot of guys spend plenty of time in front of the mirror. They care just as much as girls do about their body image.

　　Body image is a person's opinions and feelings about his or her own body and

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