题目内容

在RL串联的交流电路中,R上端电压为16V,L上端电压为12V,则总电压为()V

A. 28
B. 20
C. 4
D. 24

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本尼迪克是哪国著名人类学家?

A. 加拿大
B. 英国
C. 美国
D. 德国

Directions: Write a composition in less than 150 words the topic: What are the benefits and disadvantages of online learning. You could write according to the hints given below.As the coronavirus (COVID-19) pandemic seems to be here to stay, we perhaps have to choose online instruction sometime. The mode of instruction and learning may have its advantages, but…

夹在中间战略是竞争战略的最好选择。

A. 对
B. 错

下列作品不属于老舍的是()

A. 《茶馆》
B. 《骆驼祥子》
C. 《四世同堂》
D. 《边城》

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