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【单选题】
你妈妈业余时间喜欢做什么?A.
What does your mother like do in her spare time?
B.
What do your mother like doing in her free time?
C.
What do your mother enjoy to do in her spare time?
D.
What does your mother like doing in her leisure time?
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【单选题】听力原文：W: Oh, I am so angry. My biology professor would not even let me try to explain why I missed the field trip. He just gave me a zero. M: That seems unfair. I would feel that way too if I were you....
A.
She should have asked to be excused from the trip.
B.
She deserves the zero.
C.
She is right to be angry.
D.
She should have gone on the field trip.
【单选题】听力原文：W: Oh, I am so angry. My biology professor would not even let me try to explain Why I missed the field trip. He just gave me a zero. M: That seems unfair. I would feel that way too if I were you....
A.
She should have asked to be excused from the trip.
B.
She deserves the zero.
C.
She is right to be angry.
D.
She should have gone on the field trip.
【单选题】听力原文：W: So many people fear to talk about drugs. So professor, would you like to tell me what the real consequence of drug addiction is? M: Drug abuse can cause a wide variety of adverse physical reac...
A.
Drug abuse can cause a lot of adverse physical reactions.
B.
Drug abuse can cause malnutrition.
C.
Drug abuse may damage the heart, liver and brain.
D.
Drug abuse can cause cancer.
【单选题】If we could learn English in the same ______, it would not seem so difficult.
A.
road
B.
way
C.
theory
D.
means
【单选题】At the news conference the Foreign Minister spoke slowly so as to ______ what he would say.
A.
pass
B.
weigh
C.
cover
D.
spread
【简答题】用MnO 4 - 在酸性介质中将Cl - 氧化成 Cl 2 ,而本身被还原为Mn 2+ 的反应,反应方程式为MnO 4 - + Cl - Mn 2+ + Cl 2 (1) 配应方程式。 (2) 计算标准电动势,并说明标态下该反应的方向。 (3) 计算说明当pH=5,其它离子浓度均为1.0mol·L -1 ,p(Cl 2 )=100kPa,反应进行的方向。(已知 φ θ (MnO 4 - /Mn...
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