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【单选题】
下述原因中,不会影响到球面加工表面粗糙度的有( )。
A.
切削步距及顺逆铣
B.
切削速度、进给速度
C.
刀具
D.
加工方向
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参考答案:
举一反三
【单选题】(2013·皖南八校联考)Singing with Sun Yang,the swimming champion,face to face is an unforgettable moment,________ the little girl always treasures.
A.
one
B.
this
C.
that
D.
it
【单选题】"878.货品储位的数量要根据进出库量和()的大小来确定。
A.
货品种类
B.
库存量
C.
货品体积
D.
货品重量"
【单选题】On which of the following subjects can essays be presented at the meeting of the Society of Neuroscience?
A.
The nervous system.
B.
The treatment of cancer.
C.
The ability to produce offspring.
D.
The control of the growth of tumors.
【简答题】A.He walked so far that he was exhausted. B.He was wearing shorts on his long walk. C.He encountered some wild animals in the woods. D.He should get some comfortable shoes.
【单选题】—I’d like to make an appointment with Mr. White. —_______
A.
Sorry, he is busy at the moment.
B.
Why didn’t you call earlier?
C.
Certainly. May I know your name?
D.
Sorry. He doesn’t want to see you.
【单选题】____ the students came into the classroom, they began to study attentively. [     ]
A.
Hardly
B.
The moment
C.
Unless
D.
At the moment
【单选题】You have made a very ______ decision. It's probably the best thing you can do at this moment.
A.
sensitive
B.
respective
C.
sensible
D.
abnormal
【单选题】The passage would most likely be found in a texbook on which of the following subjects?
A.
Astronomy.
B.
Botany(植物学).
C.
Geology.
D.
Chemistry.
【单选题】______ Jerry at 8 o'clock. He will have had bath by then, or you will await him for a moment.
A.
Pick up
B.
Pick on
C.
Pick at
D.
Pick out
【单选题】— You haven't lost the ticket, have you? — _____. I know it's not easy to get another one at the moment. [     ]
A.
I hope not
B.
Yes, I have
C.
I hope so
D.
Yes, I'm afraid so
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