According to the recent research, heavy coffee drinking and heart attack are not necessarily ____ an effect.
A. reason
B. caution
C. fact
D. cause
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John remarked after the meeting that the speaker was a woman of _________wit.
A. emotional
B. accurate
C. excellent
D. exceptional
As a receptionist, my job_________answering phone calls and offering general information about the company.
A. is involved with
B. consists of
C. requires
D. evolves
For more accurate data, we need more _________equpipment to do the research.
A. systematic
B. expensive
C. speculative
D. sophisticated
Through which ______ did you get the information?
A. canal
B. channel
C. place
D. way