1、单选题：
Examples of primary quantities are which of the following?（ ）。
选项：
A:None.
B:Length, Time, Mass, and Temperature
C:Size, Density, and Texture
D:Length, Mass, and Chemical Structure
答案: 【Length, Time, Mass, and Temperature】

2、单选题：
Which of the following selections are all British Gravitational System units?（ ）。
选项：
A:foot, liter, Kelvin, Celsius, and pound
B:foot, pound, Newton, gallon
C:foot, second, pound, Rankin, and slug
D:foot, minute, liter, Celsius, and kg
答案: 【foot, second, pound, Rankin, and slug】

3、单选题：
Specific volume is the reciprocal of what measurement?（ ）。
选项：
A:mass
B:volume
C:density
D:gravity
答案: 【density】

4、单选题：
How can the absolute pressure be found by using the gage pressure?（ ）。
选项：
A:by adding the gage pressure and the atmospheric pressure
B:can not
C:by using the equation P = ρRT
D:by subtracting the atmospheric pressure from the gage pressure
答案: 【by adding the gage pressure and the atmospheric pressure】

5、单选题：
Fluids for which the shearing stress is not linearly related to the rate of shearing strain are designated as what?（ ）。
选项：
A:non-Newtonian fluid
B:viscous fluids
C:Newtonian fluid
D:None
答案: 【non-Newtonian fluid】