【单选题】Which of the following sentences indicates permission?
A.
Lightening can be dangerous.
B.
Anyone can enroll for this course.
C.
You could have known the truth.
【多选题】注册会计师因执业不当行为而需承担的法律责任包括( )
【单选题】俱乐部对新球童的培训周期一般为多长时间。()
【判断题】若电感元件两端的电压为零,其储能不一定为零。
【判断题】禾本科植物的花极度退化,没有花萼和花瓣的区别,仅形成了内外稃,在其基部具有浆片,其主要作用是将内外稃撑开,使柱头和雄蕊容易伸出来进行传粉。
【单选题】Which of the following sentences expresses a PERMISSION?
B.
I can't finish the task in a week.
C.
He couldn't have been hurt.
D.
Where can he have gone?