海船船员考试
单选题When we say that two objects have relative motion, we mean （）.A the distance between them remains the sameB the distance between them is changingC the position between them is not changingD their positions to the earth remain the same
题目
the distance between them remains the same
the distance between them is changing
the position between them is not changing
their positions to the earth remain the same
相似问题和答案
第1题：
–– Jack: Mommy, when will we have dinner? I'm starving.
–– Mother:————————? We have to wait for daddy.
A: Quickly, honey
B: OK, honey
C: Soon, honey
D: All right, honey
第2题：
A、that should reach
B、which should reach
C、when it reaches
D、which should arrive at
第3题：
None of us called the police when the two cars collided, ____?
A didn’t we B don’t we C did we D do we
第4题：
What does a CPI of 80% mean? ( ) .
A.As of now we expect the total pr gject cost of 80% more than planned
B.When the project is completed, we will have spent 80% more
C.Your project is only progressing at 80% of that planned
D.Your project is only getting 80 cents out of every RMB invested
CPI等于80%，意味你的项目只获得80美分的每元投资
第5题：
According to the author, the reason why we go wrong about our friends is that ______.
A)we fall to listen carefully when they talk
B)people tend to be annoyed when we cheek what they say
C) people usually state one thing hut means another
D)we tend to doubt what our friends say
答案：C
[试题分析]细节题。
[详细解答]本题的答案可以从第二段开头两句看出来 Why do we go wrong about our friends or our enemies? Sometimes what people say hides their real meaning，可见，选项C的意思与之相符，应为正确答案。
第6题：
Ben: Mommy, when will we have dinner? I’m starving.
Mother: _______.We have to wait for daddy.
A: Quickly, honey
B: All right, honey
C: Soon, honey
D: O.K., honey
第7题：
I should say that we two have nothing ____.
A、with common
B、in time
C、in common
D、in need
第8题：
The sentence" We have people. . . down the road" ( Line 4, Paragraph 2)probably means
[ A] we have people calling us for parking space two years ahead of time.
[ B] people called us for permission to use the places two years ago.
[ C] we received calls from people down the road two years ago.
[D] people called us for school vacancies two years in advance.
42.D该题为释义题。根据后一句“We have grandparents calling for pregnant daughters．”可知，有些家长会提前向私立学校咨询孩子入学的事情。因此可以推知“We have people calling us for spots two years down the road．”意为“有人提前两年就打电话咨询学校是否会有名额。”，故选D。
第9题：
The sentence "But we pay for our sensitivity." in the third paragraph implies that______.
A) we should pay a debt for, our feeling
B) we have to be hurt when We feel something
C) our pain is worth feeling
D) when we feel pain, we are suffering it
答案：D
[试题分析]综合理解题。
[详细解答]根据上下文，因为下一句指出We can feel pain when the slightest thing is wrong with any part of our body．显然，这里pay for不是“付钱”的意思，而是指“为…付出”。因此，D为最佳答案。
第10题：
When the relative motion display is selected all tracked objects will display ______ vectors．
A.motion
B.stationary
C.dynamical
D.flashing