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We often talk about the weather. If we want to know about the weather, we can turn on the radio and 小题1: the weather report. We can also turn on the TV and watch the Weather 小题2: . And we can ask other people in two different 小题3: , “What’s the weather like today?” or “How is the weather today?” You can also call at 96121 for the weather. When it’s cold, we need to wear 小题4: clothes. When it’s 小题5: , we need raincoats or umbrellas. When it’s hot, we need a cool place and a cold drink.
拍照语音搜题，微信中搜索"皮皮学"使用
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【简答题】After the U.S. House of Representatives passed a bill aimed at retaliatory(报复的) action against China for its “significantly undervalued” currency, Treasury Secretary Timothy Geithner urged the IMF to ...
【单选题】设下图所示电路中 T 1 、 T 2 特性理想对称,且 β = 100 , U BEQ = 0.7V , r be = 2.5kΩ ,电源电压 U CC = U EE = 15V ,电阻 Re = 15k Ω , Rc = 10kΩ 。 当 u I1 = 1mV , u I2 = -1mV 时,输出信号 u O ≈( )mV 。
A.
400
B.
800
C.
-400
D.
-800
【单选题】法定传染病按“甲类”、“乙类和丙类”管理上报时间分别是
A.
发现后2h内、发现后24h内
B.
诊断后2h内、诊断后24h内
C.
诊断后2h内、发现后24h内
D.
发现后2h内、诊断后24h内
E.
发现后24h内、诊断后24h内
【单选题】《中华人民共和国传染病防治法》第四十三条第二款规定，发生传染病暴发、流行时，省、自治区、直辖市人民政府或者国务院可以决定对疫区实施封锁的传染病类别是
A.
甲类、乙类和丙类
B.
甲类、乙类
C.
发现不明原因的群体性疾病
D.
甲类
E.
乙类和丙类
【单选题】设下图所示电路中 T 1 、 T 2 特性理想对称,且 β = 100 , U BEQ = 0.7V , r be = 2.5kΩ ,电源电压 U CC = U EE = 15V ,电阻 Re = 15k Ω , Rc = 10kΩ 。 当 u I1 = u I2 = 1mV 时,输出信号 u O ≈( )mV 。
A.
5
B.
-5
C.
0
D.
10
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