Nathan Hale ______ by the British guards.
A. was hanged
B. was hung
C. hung
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疾病的诊断和治疗方法不能取得专利权。()
A. 正确
B. 错误
A good reader may use the highest speed of reading when ______ .
A. he is trying to find materials for his report
B. he is trying to work out a maths problem
C. he reads the material most useful to him
A．teacherB．studentC．boys
A. teacher
B. student
C. boys
戊公司于2004年1月1日发行新债券,每张面值100元,面值利率为12%,期限为5年,每年12月31日付息一次,当时市场利率为10%,则该债券2004年1月1日的价值为()元。
A. 100
B. 86.49
C. 52
D. 107.58
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