关于温度测量的叙述中，正确的是（）。A.热电偶的热电动势与热电偶的材料、热端温度T有关而与冷端温

What is a car maintenance engineer supposed to do at work？

A．To manufacture cars.

B．To sell cars.

C．To keep cars for others.

D．To repair cars.

Learning a foreign language means ______.

A．learning to express oneself in the way native speakers do

B．getting to know the way native speakers think

C．getting to know the way native speakers behave

D．mastering the language and learning its culture

Routine maintenance of lead acid batteries should include _____.

A.keeping the terminals clean

B.coating cable connections with petroleum jelly

C.maintaining a trickle charge

D.All of the above

For a goal to be achieved, one has to ______.

A．believe in what he is doing

B．adapt oneself to new changes

C．divert from routine sometimes

D．concentrate on it until it is attained

A．Pottery and car maintenance.

B．Car maintenance and Spanish conversation.

C．Folk guitar and Spanish conversation

D．Spanish conversation and keep-fit.

The course gives you basic‍‍instructionsin‍‍car maintenance

A.coaching

B.idea

C.term

D.aspect

请为划线部分确定1个意义最为接近的选项

The body is like a car: it needs more mechanical maintenance as it gets older.(Passage 3)

Which of the routine maintenance procedure listed is required for starting air receivers？

A.Frequent draining of accumulated moisture

B.Frequent testing of relief valves

C.A close watch on temperature to prevent fluctuations in pressure

D.Frequent cleaning to re move oil and foreign matter

The most widespread problem on applying oneself to study is that of_____.

A．the failure to keep a routine of methodical and intensive work

B．changing from one subject to another

C．unwillingness to follow a systematic plan

D．applying oneself to a subject only when one feels inclined