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【判断题】
顾客异议中主要的异议是价格异议( )A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】对于溶解态污染物，当污染物在河流横向方向上达到完全混合后的河段宜采用河流水质模式是（ ）。
A.
河流稀释混合模式
B.
河流的一维稳态水质模式
C.
Streeter-phelps模式
D.
河流完全混合模式
【简答题】听力原文： Speaker: Well, now that you have all finished your exams and are waiting eagerly—well, perhaps not too eagerly—for the results, it's time for this presentation on 'Reverse Culture Shock'. Yes, j...
【单选题】W: Thanks for all the support and help you offered in finishing this project. Shall we go to a concert now?M: I'd love to. And let,s have dinner after that.What will the speaker probably do next?
A.
Go to a concert.
B.
Finish a project.
C.
Go out to eat
D.
Offer some help
【简答题】如图，B地在A地的正东方向4 km处，C地在B地的北 偏东30°方向2 km处，河流的沿岸PQ（曲线）上任意一点 到A的距离比到B的距离远2 km．．现要在曲线PQ上选一处 M建一座码头，向B、C两地转运货物．那么这两条公路MB、 MC的路程之和最短是____ km
【单选题】如图，B地在A地的正东方向4km处，C地在B地的北偏东30°方向2km处，河流的没岸PQ（曲线）上任意一点到A的距离比到B的距离远2km。现要在曲线PQ上选一处M建一座码头，向B、C两地转运货物，经测算，从M到B、M到C修建公路的费用分别是a万元/km、2a万元/km，那么修建这两条公路的总费用最低是 [ ]
A.
(2 -2)a万元
B.
5a万元
C.
(2 +1) a万元
D.
(2 +3) a万元
【单选题】Passage Three.mp3: Questions 18 to 20 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions. Now, listen to the passage. 18. According to ...
A.
insure all your expensive things.
B.
lock doors when going out.
C.
lock windows at night.
D.
take all necessary precautions.
【单选题】Questions 38 to 40 are based on the following passage. A t the end of the passage, you will be given 15 seconds to answer the questions. Now, listen to the passage. 38. According to the speaker, safet...
A.
insure all your expensive things
B.
lock doors when going out
C.
lock windows at night
D.
take all necessary precautions预防 警惕
【简答题】A 在B的________方向 河流流向大致为_____________ 山脉走向_____________
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