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【简答题】
清泻肺胃二实热之要药是()
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【单选题】It was such a（n）（ ） when Pat and Mike met each other in Tokyo． Each thought that the other was still in Hong Kong．
A.
occurrence
B.
coincidence
C.
fancy
D.
destiny
【简答题】When Pat Jones finished college, she decided to travel around the world and see as many foreign places as she could while she was young. Pat wanted to visit Latin America first, so she got a job as an...
【简答题】完形填空。 When Pat Jones finished college, she decided to travel around the world and see as many foreign places as she could 1 she was young. Pat wanted to visit Latin America first, so she got a job 2 a...
【单选题】功的概念有以下几种说法: 1 )保守力作正功时,系统内相应的势能增加. 2 )质点运动经一闭合路径,保守力对质点做的功为零. 3 )作用力与反作用力大小相等,方向相反,所以两者所做功的代数和必为零. 上列说法中
A.
1 ）、 2 ）正确
B.
2 ）、 3 ）正确
C.
2 ）正确
D.
3 ）正确
【简答题】When Pat Jones finished college，she decided to travel around the world and see as many foreign places as she could 21 she was young．Pat wanted to visit Latin America 22 ，so she got a job 23 an English...
【单选题】对功的概念有以下几种说法: ( 1 )保守力做正功时,系统内相应的势能增加。 ( 2 )质点运动经一闭合路径,保守力对质点所做的功为零。 ( 3 )作用力和反作用力大小相等,方向相反,所以两者所做功的代数和必为零。
A.
（ 1 ），（ 2 ）是正确的
B.
（ 2 ），（ 3 ）是正确的
C.
只有 （ 2 ）是正确的
D.
只有 （ 3 ）是正确的
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