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【单选题】
酸辣鱼中鱼要煎至A.
表皮酥脆
B.
两面金黄色
C.
挺直
D.
鱼鳞酥脆
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反馈参考答案：
举一反三
【单选题】I go to bed early, but I stayed up late last night.
A.
simply
B.
accidentally
C.
obviously
D.
normally
【单选题】I'm very ________ after walking on the farm, so I go to bed early. [ ]
A.
sad
B.
tired
C.
boring
D.
excited
【简答题】共轨柴油机中，喷油量除了取决于喷油器电磁阀的通电时间外，还取决于（）。
【单选题】听力原文：W: Go to bed early and get some rest, Jimmy. You have to get up early. M: But I can't. We're going to have an English test tomorrow morning. I must pass it this time. Q: What is the relationship ...
A.
Employer and employee.
B.
Teacher and student.
C.
Mother and son.
D.
Executive and clerk.
【判断题】设随机变量X与Y相互独立, 且X服从正态分布N(1,2), Y服从Gamma分布Ga(1,2), 则随机变量X^2-2X+16Y+1服从Gamma分布Ga(3/2, 1/8).
A.
正确
B.
错误
【简答题】共轨柴油机中,喷油量除了取决于喷油器电磁阀的通电 外,还取决于 压力 。
【判断题】设随机变量X与Y相互独立, 且X服从正态分布N(1,2), Y服从Gamma分布Ga(1,2), 则随机变量X^2-2X+16Y服从Gamma分布Ga(3/2, 1/2).
A.
正确
B.
错误
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