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【判断题】
甲想杀乙，就故意挑衅，乙被激怒，上前殴打甲时，甲掏出准备好的匕首将乙刺死，甲的行为是正当防卫。A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】The concert last night wasn’t very good. Before it ended, the theatre was almost e .
【单选题】---I'm very nervous the night before the big exam . ---______ . I'm sure you can make it .( 2016 •鄂州)
A.
Take it easy
B.
Take your time
C.
Go ahead
D.
Enjoy yourself
【单选题】保障受试者权益的主要措施是
A.
伦理委员会
B.
知情同意书
C.
伦理委员会与知情同意书
D.
伦理委员的组成和工作相对独立，不受任何参与试验者的影响
E.
经充分和详细解释试验的情况后获得知情同意书
【单选题】For millions of years before the appearance of the electric light, shift work, all night cable TV and the Internet, Earth's creatures evolved on a planet with predictable and reassuring 24-hour rhythm...
A.
Most people need less sleep when grown older.
B.
Most people need seven and a half hours of sleep every night.
C.
On average, people in the US today sleep less per night than they used to.
D.
Most people need more sleep when they are under pressure.
【单选题】It was not until mid-night_______ they reached the camp site.
A.
that
B.
when
C.
while
D.
before
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