专四

单选题_________填上最佳答案。

A.whose 
B.that
C.which 
D.what

参考答案:D进入在线模考
考查名词性从句引导词的用法。在本句中。what引导一个名词性从句.作介词of的宾语.同时在从句中作regard的宾语。what引导的名词性从句在句子中可以充当主语、宾语、介词宾语、主语补语等成分,如:What caused the accident is still a mystery.(事故的起因仍然是一个谜。)He was not certain of what he wanted to do.(他不是很确定自己想做什么。)

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3_________填上最佳答案。

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