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【单选题】
曳引轮直径为 0.5m 、转速 30r/min,, 曳引轮线速度为 ( ) m/min。A.
23.5
B.
40
C.
47
D.
50
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【单选题】Maya has decided to apologize briefly in the buffer of her bad-news letter to a client. Which of the following is the best apology?
A.
We take full blame for your espresso machine malfunctioning and realize that it may have even eventually caused an injury.
B.
We apologize for any inconvenience this may have caused.
C.
We sincerely apologize for the problems you experienced with your espresso machine. To prevent recurrence of this problem, we will recalibrate the heating element at no charge to you.
D.
It is unfortunate that you are unhappy with your espresso machine.
【单选题】A hospitalized adolescent diagnosed with anorexia nervosa refuses to comply with her daily before-breakfast weigh-in. She states that she just drank a glass of water, which she feels will unfairly inc...
A.
“You are here to gain weight so that will work in your favor.”
B.
“Don't drink or eat for 2 hours and then I'll weigh you.”
C.
“You must weigh in every day at this time. Please step on the scale.”
D.
“If you don't get on the scale, I will be forced to call your doctor.”
【简答题】解下列不等式组：
【简答题】解下列不等式 (1)(x+5)/2+1>x-3 (2)-x/5+2/15 ≤-1 (3)x/3-2<1-x /5 (4)x-(3x-1) ≤x+2
【简答题】问题的主观方面主要由___________、__________以及___________等三个成分所组成。
【简答题】Listen to conversations about office facilities and choose the best answer to each question. 听三段对话,并选出每道题的答案。 Conversation 1 1) A. She missed a meeting. B. Her computer is not working. C. She lost an ...
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