皮皮学，免费搜题
登录
搜题
【多选题】
假设允许外部中断1中断,并设定为高级中断,采用边沿触发方式,其他中断源为低级中断,应该如何编写(多选)A.
EA=0
B.
EA=1
C.
EX1=1
D.
EX0=1
E.
PX1=1
F.
IT1=1
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
【单选题】If you want to win in the contest，you must take great________about it. [ ]
A.
effort
B.
effect
C.
pain
D.
pains
【单选题】---Mary’s score on the test is the highest in her class. ---Really? She ______ have studied very hard.
A.
may
B.
ought to
C.
must
D.
should
【简答题】What did the boy think about the girl? [ A] She never studied hard. [B] She studied very well. [ C] She couldn't pass the exam.
【单选题】公共建筑楼梯踏步尺寸(mm)应符合( )条件。
A.
（≥280）×（≤160）
B.
（≥280）×（≥160）
C.
（≤280）×（≤160）
D.
（≤280）×（≥160）
【单选题】Having studied abroad for three years, the girl didn’t change much, ________ a bit fatter. [ ]
A.
only to get
B.
only getting
C.
to have got
D.
having been got
相关题目：
参考解析：
知识点：
题目纠错 0
发布
