问题
单项选择题
室内隐蔽钢结构、高层全钢结构及多层厂房钢结构，当规定其耐火极限在（）以上时，钢结构防火涂料选用厚涂型。
A.1.00h
B.1.50h
C.2.00h
D.2.50h
答案
参考答案：B
搜题请搜索小程序“爱下问搜题”
室内隐蔽钢结构、高层全钢结构及多层厂房钢结构，当规定其耐火极限在（）以上时，钢结构防火涂料选用厚涂型。
A.1.00h
B.1.50h
C.2.00h
D.2.50h
参考答案：B
| 阅读理解。 | ||||||||||||||||||
| This is my family. My grandpa's name is Harry Brown. My grandma's name is Jean Brown. My father's name is Jeff Brown. My mother's name is Helen Brown. Jeff and Helen are my parents. I have a sister. Her name is Kate Brown. My name is Tom Brown. I'm ten. My sister is eight. | ||||||||||||||||||
(1)阅读下列短文,将人名及其身份填在图画的相应方框内
1. How old is Tom Brown? _______________________. 2. Is that girl (E) his sister? _______________________. 3. Is Helen Brown his grandmother? _______________________. 4. What's his grandmother's name? _______________________. 5. Is Jeff Brown his brother? ________________________. |