1. It was too noisy outside. Not until _______ at the top of my voice _______ his head. A. I shouted; did he turn B. I shouted; had he turned C. did I shout; did he turn D. had I shouted; he turned
一、选择题(本题共12道小题,1-9小题为单选题,每小题4分,10-12为多选题,全对得4分,部分2分,共48分) 1.真空中有两个点电荷带同种电荷q1、q2,它们相距较近,保持静止状态,今释放q2,且q2只在q1的库仑力的作用下运动,则q2在运动过程中受到的库仑力( ) A.不断减小 B.不断增大 C.始终保持不变 D.先增大后减小
1.某反应CH3OH(l)+NH3(g)CH3NH2(g)+H2O(g)在高温度时才能自发进行,则该反应过程的△H、△S判断正确的是( ) A.△H>0、△S<0>0、△S>0 C.△H<0>0
2018年2月,金庸先生的《射雕英雄传》英文版三部曲(《射雕英雄传》《神雕侠侣》《倚天屠龙记》)将分九卷陆续出版,这是中国优秀传统文化走向世界的又一大事。
1. Where does the man work probably? A. At a restaurant. B. At a store. C. At a hotel. 2. What did the man do yesterday afternoon? A. He had fun with friends. B. He went to see a doctor. C. He called the woman.
一、选择题(本题共11个小题,每小题4分,共44分。第1-8小题中给出的四个选项中,只有一个选项正确;第9-11小题有多个选项正确,全部选对的得4分,选对但不全的得2分,不选或有选错的得0分。请将选择题答案填涂到答题卡对应栏内。) 1.下面是对电源电动势概念的认识,下列说法正确的是( ) A.同一电源接入不同的电路,电动势就会发生变化 B.1号干电池比7号干电池体积大,但电动势相同 C.电源电动势表征了电源把其他形式的能转化为电能的本领,电源把其他形式的能转化为电能越多,电动势就越大
1. What will the woman plan to do? A. To wash her clothes. B.To buy clothes for the man. C. To go on a travel 2. How does the man feel now? A. He feels great. B.He gets better a lot. C. He feels much worse.
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