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【多选题】
下列说法正确的是A.
布朗运动说明了液体分子与悬浮颗粒之间存在着相互作用力
B.
物体的内能在宏观上只与其所处状态及温度和体积有关
C.
一切自发过程总是沿着分子热运动的无序性增大的方向进行
D.
液体密度越大表面张力越大，温度越高表面张力越小
E.
气体对器壁的压强就就是大量气体分子作用在器壁单位面积上的平均作用力
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举一反三
【简答题】灭火的方法有：( )、( )、窒息法、化学中断法。
【单选题】Jackie says that when she was talking to Amy, "a friend of hers showed up." Who is she talking about?
A.
a friend of Amy's from journalism class
B.
a friend of Jackie's
C.
Talia
【单选题】When Amy says, "It doesn't look good," what does she mean?
A.
We don't have any more time to investigate.
B.
The competition already knows the story.
C.
The bank statement shows that Nick is probably guilty.
【单选题】控制燃烧的条件入手，灭火的基本方法有( )。
A.
窒息法、冷却法、隔离法、抑制法
B.
窒息法、冷却法、隔离法
C.
窒息法、冷却法、隔离法、阻止法
D.
窒息法、冷却法、隔离法、控制法
【简答题】When Amy says," ," she means "Bargain with the salesperson."
【单选题】Talia says to Amy, "You've done your homework, haven't you?“ She's asking
A.
if Amy is prepared for the class
B.
if Amy has helped Jackie with the assignment for her acting class
C.
if Amy knows enough about Jackie to talk to her for a few minutes
【简答题】Check the things Amy says about the U.S.
【单选题】__________ sweaters look the same.
A.
Amy and Kate
B.
Amy and Kate’s
C.
Amy’s and Kate
D.
Amy’s and Kate’s
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