题目内容
设计齿轮传动时，增大齿宽可提高轮齿的强度，但过大的齿宽又会使齿向载荷分布不均的程度增大，因此，选取齿宽系数要适当。在___情况下，齿宽系数应取较小值。
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Task 2 Complete the following sentences with the words or phrases from Task 1. Change the form if necessary.1. This restaurant is an excellent place for ______________ business guests.2. Some parents insist that children learn good table ________ at home.3. He said he agreed with us, but the way he spoke _________ something else.4. Something should be done about this as a matter of_______.5. The secretary dreamed of having some kind of software to organize her files _______________.6. You’d better wear a tie, because this is a(n) ___________ party.7. She wanted to learn how to ____________ herself in a job interview.8. We need to find a(n) ______________ person to give us some advice on this matter.9. To my surprise, the stranger ____________ to be an old friend of my mother’s.10. Thomas is the _____________ of his fellow workers at the meeting.
Task 3 Rewrite each of the following sentences with the words or phrases given in the brackets. Change the form if necessary.He has obtained a good reputation for his business. (build up)
My little brother showed his best manners in the summer camp. (be on one’s bestbehavior)
If you have a difficult time, I’ll support and encourage you until the end.(see through)
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