单项选择题

She claims to be very learned in biochemistry, but in fact ______ she knows about it is all sadly out of date.

A. so little
B. that much
C. what little
D. how much
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单项选择题
There has been an increase in attendance at lectures（）by the World Affairs Council, which brings international issues to public attention.

A. developed
B. sponsored
C. advanced
D. promoted
单项选择题
The school authority ______ against students’ smoking both in the classrooms and at home.
A. resolved
B. determined
C. banned
D. prohibited
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