按扭转强度条件计算轴的受扭转轴段的最小直径时,没有考虑弯矩的影响。
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A: Hello, what are you looking at? B: ________. I am planning to travel, so they sent me these to cheer me up. A: That's nice. Look, this postcard is from Beijing.
A. Just some postcards from friends.
B. Why not talk about it with your parents?
C. Where's this one from?
D. How did he go there?
Person A: "Hi, my name is Steve. It is nice to meet you."Person B: "I am Jack. ________ ";Person A:"What do you do for a living, Jack?";Person B:"I work at the bank"
A. How do you do, Steve?
B. How are you, Steve?
C. Thank you, Steve.
D. It’s a pleasure to meet you, Steve.
Person A: "Hey John, how’s it going? "Person B: "What a surprise. I haven't seen you in a long time. How have you been? "Person A: " ________ "Person B: "I finally have some free time. I just finished taking a big examination, and I'm so relieved that I'm done with it."
A. Sounds great. Thank you.
B. I will see you later. Bye-bye.
C. I'm doing very well. How about you?
D. It’s nice to see you.
Person A: "Hey Jill."Person B: "What's up, Mike?"Person A: "I was wondering if you have any plans for tomorrow night."Person B: "Umm... I don't think I have anything special for tomorrow. Why?"Person A: "Do you want to see Titanic with me?"Person B: "I wanted to see that. Yeah. Let's go."Person A: " ________ "Person B: "How about seven thirty?"Person A: "Sure. I'll meet you at the theatre at seven.
A. What time is good for you?
B. When is good for you?
C. See you then.
D. Ok, let’s go.