A、 Do not put too much force on the brush when cleaning the carpet which can be easily damaged.
B、 To prevent damage to the carpet when you clean it, do not use too much force on the brush.
C、 Using too much force on the brush when cleaning the carpet will cause damage to it.
答案：B
A、 Do not put too much force on the brush when cleaning the carpet which can be easily damaged.
B、 To prevent damage to the carpet when you clean it, do not use too much force on the brush.
C、 Using too much force on the brush when cleaning the carpet will cause damage to it.
答案：B
A. 计量塞增加燃油量。
B. 计量塞改变滑油流量。
C. 计量塞减少燃油流量。
A. A system consists of related components used to perform a specific function.
B. A system is a combination of interrelated components arranged to perform a specific function.
C. A system is combined with relevant components that perform a specific function.
A. 冷却系统可以在客舱控制以提供冷却空气。
B. 冷却系统提供冷却空气控制客舱温度。
C. 冷却系统及其控制为客舱提供冷却空气。
A. Vigorously scrub the surface with a rough, dry cloth.
B. Polish the surface with a soft, damp cloth.
C. Rub the surface quickly with a soft, dry cloth.
A. Programs shall be written in order of the reference number of each chapter and own proper primary and secondary theme headings. It is not necessary to begin a program from the ceiling of a new page.
B. Procedures shall be sorted in priority order of the reference number in each chapter. They have appropriate main and subordinate topic headings and the beginning do not need to exceed the top of a new page.
C. Procedures shall be prepared in reference number sequence within each chapter with proper major and minor subject heads, without the necessity of each procedure starting at the top of a new page.
A. Make sure that the indicated value is correct.
B. Make sure that the value shown on the controller is right.
C. Make sure that the value shown on the indicator is correct.
A. The wing tanks and the center tank have the same rate of supply of fuel.
B. The rate of supply of fuel from the wing tanks to the center tank is equal.
C. The fuel supply rate from all wing tanks and the center tank is the same.
A. The units used by pilots are the most valuable.
B. The units used are those which are the most expensive for pilots.
C. The units are the most useful for the pilots.
A. 安装在发动机上的伺服燃油加热器连接在发动机滑油/燃油热交换器上。
B. 伺服燃油加热器安装在发动机滑油/燃油热交换器上。
C. 发动机滑油/燃油热交换器安装在伺服燃油加热器上。
A. The space equipment releases the air from the compound.
B. The vacuum equipment decreases the air from the compound.
C. The vacuum equipment removes the air from the compound.
