21． Once the --------------- contradiction is tackled,all pr

21． Once the _______________ contradiction is tackled,all problems will be readily solved.（2 分） A． principle B． innovative C． principal D． priceless22． The super star is very rich,_______________ she has no idea how much she is worth.（2 分） A． so rich so that B． so much rich that C． so much so that D． so that23． What he said that day is not _______________ to whether he is a reliable man or not.（2 分） A． contrast B． relevant C． comparable D． liable24． Great technological breakthroughs naturally _____________ attention.（2 分） A． sense B． develop C． win D． deserve25． The company offered a $5000 _____________ for the finder of the lost document.（2 分） A． wage B． reward C． bonus D． salary26． She was quite satisfied because the painter _____________ her features well in the portrait.（2 分） A． resolved B． restrained C． reproduced D． resumed27． Although we may not notice the effects of industrial pollution at a _____________ level,it has caused climatic warming globally.A． local B． geographical C． rational D． logical28． She’s always doing stupid things that _______________ really embarrassing herself.（2 分） A． come up B． end up C． bring up D． break up29． New and large residential areas keep emerging,and residents are coming to see the importance of _______________ service.（2 A． society B． community C． section D． sector30． Both parents grew _______________ when they couldn’t find the child.（2 分） A． hysterical B． indifferent C． indignant D． outraged能做几题就做几题.