单位换算:
(1)ρ铁=7.9×103kg/m3=________g/cm3;
(2)ρ冰=0.9g/cm3=________kg/m3。
(1)7.9
(2)0.9×103
阅读理解
My name is Frank. I am twelve. Ben is my brother. He is thirteen. We are in No.12 Middle School. My mother is a teacher. She is a Chinese teacher at our school. My father is a bus driver(司机). He is a good driver. We like our father and mother very much. I have a dog. Its name is Wangwang. It is black (黑色的). It is a nice dog. We are good friends.
根据短文内容判断正(T)误(F)。
( )1. Frank’s brother is twelve.
( )2. Frank and his brother are in the same school.
( )3. Frank’s mother is a Chinese teacher at No. 2 Middle School.
( )4. The dog isn’t black.
( )5. Frank and his dog are good friends.
()是由若干对意义相反的陈述或形容词构成的一份评价量表。
A.总加量表
B.李克特量表
C.累积量表
D.语义差异量表