皮皮学，免费搜题
登录
搜题
【简答题】
数字电路中,基本的工作信号是——。而且只有——和——两个数字,反映——和——两种状态
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【多选题】权威定势并不是先天固有的,而是来自于后天的社会环境,它的形成主要通过两条途径
A.
儿童在走向成年的过程中所接受的“教育权威”
B.
由于社会分工的不同和知识技能方面的差异所导致的“专业权威”。
C.
经验权威
D.
书本权威
【单选题】Mary is said _____ in the supermarket for 5 years, but I don't know why she resigned last month. [ ]
A.
to have been working
B.
work
C.
to be working
D.
to have worked
【简答题】She resigned for the reason that she couldn't stand the ___ and unfriendliness in the office.(compete)
【简答题】Fill in the blank with the approapriate forms of the given words. She resigned for the reason that she couldn't stand the and unfriendliness on the office. (compete)
【单选题】The Internet has made it possible ______ in a very convenient way around the world.
A.
for people to communicate
B.
for people communicating
C.
for people communicate
D.
for people to be communicated
相关题目：
参考解析：
知识点：
题目纠错 0
发布
