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当J=K=1时，则来个时钟脉冲，触发器翻转一次（）
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时序逻辑电路中由于存在反馈，其输出不仅与当时的输入状态有关，还与电路的上一状态有关（）
实现同一功能的逻辑电路是唯一的（）
Dialogue OneFisher: Now, Mr. Green, you’re our (1)________________.This time I would like to strongly recommend our new series of glassware to you.Green: Oh, is there something special about it?Fisher: Yes, it’s (2) ________ special. You see the foam-insulated jacket takes the color printing so nicely.Green: But is it a glass bottle for wine or for beer?Fisher: This upscale glass bottle is (3) _______________ wine and for beer. It has the latest twists in closures.Green: What about the table glass?Fisher: That’s a good question. Our delicate Royal Glassware series table glass will show your noble class on the table. They are so (4) ___________________.Green: That’s good. What’s the price?Fisher: Our prices are very (5) ________________________, we can guarantee you’ll buy the highest quality glassware with the lowest price.Green: Thank you so much for the information. I’ll place a large order.Fisher: That’s very nice.
Johnson: How do you do! Mr. Zhao. From the catalogue you sent us, we know your company is making (1) _____________________, is it right?Mr. Zhao: Exactly. We are making new Polar Bear Warm Shirts Series, including (2) ______________________ ________________.Johnson: Are there any differences from the old series?Mr. Zhao: Yes, the differences are that these are for winter’s wear. They are different from the summer ones (3) _______ we put in a thin cotton linen liner in these series.Johnson: That’s a nice idea. But do they wear comfortably?Mr. Zhao: Sure. With fine work, even stitches, marvelous cloth, and evenly distributed cotton liner, they wear (4) __________________ the summer ones.Johnson: Lined up with cotton liner, that’s an interesting one. This would be more interesting to our customers. Can I place a trial order?Mr. Zhao: If you place a substantial order, we can offer you (5) _________________.Johnson: I want to make it 900. That’s 300 for the kids’ series and 600 for the men’s series.Mr. Zhao: Then we can offer you a 3% commission, and I hope that we can (6) ________________in business.Johnson: Thank you.
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