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【单选题】
温热性表示药物具有的作用是（）A.
凉血
B.
利湿
C.
理气
D.
E.
开窍
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皮皮学刷刷变学霸
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【简答题】It was with great joy _____ hereceived the news ____ his lost son would soon return home. A.because…that B. that…that C.because…which D. that…×
【单选题】Work with a partner. What can you infer from each statement from the reading passage? Choose the best inference. More than 10,000 volunteers or "citizen scientists" around the world joined the search ...
A.
a. A lot of people don't know much about Genghis Khan.
B.
b. A lot of people are interested in finding Genghis Khan's tomb.
【简答题】The news came as a great surprise to everybody, because the governor
【单选题】下列关于压杆的说法中错误的有（）。
A.
对细长压杆，选用弹性模量E值较大的材料可以提高压杆的稳定性
B.
用优质钢材代替普通钢材，对细长压杆稳定性并无多大区别
C.
用优质钢材代替普通钢材，对各类压杆稳定性并无多大区别
D.
对中长杆，采用高强度材料，会提高稳定性
【单选题】下列关于压杆理解的说法中错误的有（）。
A.
压杆从稳定平衡过渡到不稳定平衡时轴向压力的临界值，称为临界力或临界荷载
B.
压杆处于临界平衡状态时横截面上的平均应力称为临界应力
C.
分析压杆稳定性问题的关键是求杆的临界力或临界应力
D.
压杆两端的支撑越牢固，压杆的长度系数越大
【多选题】Work with a partner. Imagine you work for a tour company. You are going to present a tour to a group of tourists. Decide on the best order to present these topics.
A.
the cost of the trip
B.
the first day
C.
the flight information
D.
the food
E.
the schedule of places to visit
F.
the volunteer activities
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