【简答题】D Mr. Smith works in an office.He is very busy and has no time to have a good rest.Every evening, when he comes from his office, he's always tired and wants to go to bed early.But his wife often has a...
【单选题】下列有关正向间接凝集抑制反应叙述正确的是
【多选题】将下列打乱的句子重新排序,使其意思连贯完整。 Balzac was a great French writer.
A.
Balzac went to bed early but he couldn't sleep. He didn't have anything for supper.
B.
He lived in a dirty, wet room and was often worried about food.
C.
Balzac got up quietly, lit a lamp(点上灯) and said, 'Don't waste time, my friend! I couldn't find any money in the daytime . How can you find some in the dark?'
D.
The man began to steal (偷) something on his bookshelf. E. But he was very poor before he became famous. F. All his friends were as poor as he was and they could not help him. G. One night it was very cold. The wind blew and it was snowing heavily. H. And he didn't know where he could get some food for the next breakfast. I. At midnight he saw a man crawl (爬)in through the broken window. J. He thought and thought, but he couldn't have a good idea.
【简答题】He often went to bed _____. 他常常 饿着肚子 睡觉。 His ambition _______ . 他的野心断送了自己一条命。
【多选题】缓和曲线方程中,下列那两个参数的乘积是一个固定的常数?
【单选题】下列有关正向间接凝集抑制反应叙述正确的是
【单选题】读者通过自助借还机办理还书手续之后,应将图书归还至?
【简答题】学生在做一道有4个选项的单项选择题时,如果他不知道正确答案时就随机猜测.若学生知道正确答案的概率为0.6. (1)求卷面上该题做对的概率; (2)若从卷面上看该题做对了,求该生确实知道正确答案的概率.