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【判断题】
供求定理表述的是:在其他条件不变的情况下,供给变动分别引起均衡价格和均衡数量的同方向的变动;需求变动引起均衡价格的反方向的变动,引起均衡数量同方向的变动。
A.
正确
B.
错误
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【判断题】柱截面宽度和高度均不宜小于300mm, 圆柱直径不宜小于350mm;
A.
正确
B.
错误
【判断题】柱截面宽度和高度均不宜小于 350mm, 圆柱直径不宜小于 300mm 。
A.
正确
B.
错误
【简答题】I. 单项选择。(10分) ( )1. — Jane has to go to see her grandma with her parents, so the can’t go to see Avatar with us. — ____ A. That’s terrible. B. What a pity! C. S...
【单选题】The meeting of the Biology Club last Friday.
A.
The meeting of the Biology Club that was held last Friday and elections were made.
B.
During the meeting of the Biology Club last Friday.
C.
The meeting of the Biology Club was held last Friday.
【简答题】填空 1. It was a pity that you ________ ( not attend) the meeting last Friday afternoon. 2. Thank you for your ________ ( value) help and practical advice. 3. Bangkok , the capital of Thailand, ________...
【简答题】Read and choose. 请选出与其他三个不同类的单词。 (     ) 1. A. apple (     ) 2. A. afternoon (     ) 3. A. mother (     ) 4. A. TV (     ) 5. A. twelve (     ) 6. A. do (     ) 7. A. she (     ) 8. A. boy (     ) 9. ...
【单选题】--- Who was on duty last Friday? --- ______.
A.
I am
B.
I was
C.
Yes, I was
D.
No, I wasn’t
【简答题】Conversation 1. When did the man have his exams? [     ] A. Last Thursday and Friday. B. Last Friday and Saturday. C. Last Saturday and Sunday. 2. What can we know from the man's words? [     ] A. He ...
【简答题】听短文,回答问题。 1. When did the accident happen? A. Last Monday. B. Last Sunday. C. Last Friday. 2. What did the young man do? A. A doctor. B. A worker. C. A driver. 3. What were the young man and the girl ...
【多选题】亚硝酸钠滴定法中,可用于指示终点的I方法有
A.
永停滴定法
B.
电位法
C.
内指示剂法
D.
外指示剂法
E.
自身指示剂法
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