Which one of these is NOT included in the three typical structures of news articles（）
A. Balanced form
B. Hourglass form
C. Inverted pyramid form
D. Pyramid form
Which one of these is the first American newspaper（）
A. The Boston News-Letter
B. Publick Occurrences-Both Forreign and Domestick
C. The Sun
D. The New York Times
疟疾病人常见的热型是（）
A. intermittent fever
B. Remittent fever
Constant fever
D. irregular fever
E. mild fever
The robber held the hostage______ and demanded a million dollars（）
A. at knifepoint
B. around knifepoint
C. on knifepoint
D. upon knifepoint
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