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Jay:
How many machine tools are there in your factory?
Tommy: Ten. Jay:
What kind of machine tools are they?
Tommy: There are four lathes,three milling machines,two shapers and one drilling machine.
Jay: How many workers are there in your workshop?
Tommy: There are nine. Jay:
Are they all turners?
Tommy: No,seven of them are turners and two locksmiths. Jay:
So no one can operate the milling machine.
Tommy: No.Six of the turners can operate it. Jay:
Is there any woman?
Tommy: There are eight women.Five are workers.Others are managers.
25
2¡¢·ÒëÏÂÎÄ
Jay: Is this a lathe? Tommy: Yes, it is. Jay: What¡¯s that? Tommy: That is a chuck.
Tommy: This is a cutting tool and that is a workpiece. Jay: How many machine tools are there in your factory? Tommy: Ten.
Jay: What kind of machine tools are they ?
Tommy: There are four lathes, three milling machines, two shapers and one drilling machine.
Jay: How many workers are there in your workshop? Tommy: There are nine. Jay: Are they all turners?
Tommy: No, seven of them are turners and two locksmiths. Jay: So no one can operate the milling machine. Tommy: No. Six of the turners can operate it. Jay: Is there any woman?
Tommy: There are eight women. Five are workers. Others are managers.
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