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【多选题】
影响凝聚作用的主要因素是 、 及 等。
A.
无机盐的种类
B.
化合价
C.
无机盐用量
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【单选题】He was in great trouble, but he acted _______ nothing had happened.
A.
even if
B.
as if
C.
unless
D.
until
【单选题】P46.若有以下窗体单击事件过程:打开窗体运行后,单击窗体,则消息框的输出内容是
A.
1
B.
4
C.
15
D.
120
【单选题】乒乓球比赛场地空间高度应不得低于( )米?
A.
8
B.
6
C.
4
D.
5
【判断题】专业库只能用于存放某单一品种的物品。A. 对 B. 错
A.
正确
B.
错误
【单选题】In more than a century of hand-to-hand combat in shops, supermarket aisles, restaurants and bars around the world, Coca-Cola has nearly always been in the lead and Pepsi in second place. When Warren B...
A.
Mr. Buffett is the investor of Coca-Cola.
B.
Pepsi is served in the pizza parlour.
C.
Coke is now served in the pizza parlour.
D.
Coke used to win the battle against Pepsi.
【简答题】本书中,希望放大电路的输入电阻越()越好,因为重点讨论电压对电压放大倍数。
【单选题】李先生,男50岁,收缩压为21.3kPa(160mmHg),舒张压为12.0kPa( ),血脂偏高,劳累后感到心前区疼痛,休息后可缓解,心电图检查不正常,诊断为冠心病收入心内科 病人左上肢在输液,护士为其测量右侧上肢血压,右上肢血压通常比左上肢高
A.
1kPa(7.5mmHg)
B.
1.3~2.6kPa(10~20mmHg)
C.
2.7~4.0kPa(20~30mmHg)
D.
2.7~5.3kPa(20~40mmHg)
E.
4.0~5.0kPa(30~40mmHg)
【单选题】 He acted________nothing had happened to him.
A.
as if
B.
as
C.
when
D.
if
【单选题】I was really angry about his behavior. He acted as if nothing _____________.
A.
has happened
B.
had happened
C.
happened
D.
would happen
【单选题】乒乓球比赛场地空间高度应不得低于( )米?
A.
8
B.
6
C.
4
D.
5
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