Ann will go to the dance club if she ___

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问题选择题

Ann will go to the dance club if she _____ time tomorrow.

A. will have
B. has
C. have
D. is having

答案

答案：B

选择题

It is uncertain _____ side effect the medicine will bring about, although about two thousand patients have

taken it.[ ]

A. that

B. what

C. how

D. whether

填空题

1972年国际图联（IFLA）推出了国际机读目录格式（）随后是英国的UKMARC；日本的JMARC；中国的CNMARC。