场效应管是电压控型器件,它有3个引脚,分别叫基级、发射极和集电极。
参考答案:错
通读下面的对话, 然后根据上下文补全对话内容。
A: Have you小题1:r_________ today’s newspaper?
小题1:
B: No, I haven’t. 小题2:W_________ there any important news?
小题2:
A: There’s a小题3:r_________ about the population of our country. It says we have got another 16,000,000 people this year.
小题3:
B: Oh, the population is growing faster and 小题4:f______.
小题4:
A: If the population goes on小题5:g_________, it will be the 小题6:b_________ problem in our country.
小题5:
小题6:
B: Of course. The population of the babies born in one year in China is 小题7:a_________ as large as the population of Australia.。
小题7:
A: I’m afraid there will be only 小题8:s_________ room for us some day.
小题8:
B: But if every family has only小题9:o_________ baby, things will turn 小题10:b_________.
小题9:
小题10:
在下列操作中,能按顺序切换输入法的操作是()
A.用CTRL+shift键
B.用鼠标右键双击输入方式切换按钮
C.用shift+空格
D.用ALT+shift键