Anyone who wants to can call any timepiece a clock, but technically speaking, only ______.
A. whichever
B. whatever
C. whenever
D. wherever
查看答案
Which of the following words can best feature the H1N1 virus?
A. fatal
B. mild
C. unpredictable
D. severe
协方差的绝对值越大,表示这两种资产收益率的关系越密切。()
A. 正确
B. 错误
【C8】______
A. applicants
B. applyings
C. applications
D. applicatings