硅酸盐水泥的运输和储存应按国家标准规定进行，超过（）的水泥需重新试验。 A.一个月
题型：单项选择题
问题：
硅酸盐水泥的运输和储存应按国家标准规定进行，超过（）的水泥需重新试验。
A.一个月
B.三个月
C.六个月
D.一年
题型：单项选择题
Ⅳ单词拼写（共10小题；每小题1分，满分10分）
61. Your fri
end comes to school very upset. The bell rings so you need to go to class. Will you i_________ the bell and go somewhere quiet to calm your friend down?
62 I don’t want to set down a s________ of facts in a diary as most people do, but I want this diary itself to be my friend.
63. I am fond of my sister but she has one serious s_________. She can be really stubborn.
64. People are usually asked to show their i____________cards before they are allowed to pass through the Customs.
65. Her uncle gets used to drinking alcohol(喝酒), what’s worse, he is f____________ drunk.
66. India has a very large number of _______(流利的) English speakers because Britain ruled India from 1765 to 1947.
67. We began to know each other _______ （逐渐地）
68. _______ （本国的） English speakers can understand each other even if they don’t speak the same kind of English..
69. what is your ________ (态度) to your study?
70. Mr. Paine made a ________ （请求；要求） that I should help him.
的收敛半径分别为
与
，则幂级数
的收敛半径为（）。
