They are not ( ) while they do their homework.A.enough careful B.careful enough C.enough carefully D.carefully enough

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They are not ( ) while they do their homework.A.enough careful B.careful enough C.enough carefully D.carefully enough

They are not ( ) while they do their homework.A.enough careful B.careful enough C.enough carefully D.carefully enough
They are not ( ) while they do their homework.
A.enough careful B.careful enough C.enough carefully D.carefully enough

They are not ( ) while they do their homework.A.enough careful B.careful enough C.enough carefully D.carefully enough
D

B

D,carefully 修饰谓语动词DO,enough修饰CAREFULLY后置

B
are是系动词,所以用形容词careful构成系表结构;是用在名词前面,形容词、副词的后面。

B
因为在be动词后所以用形容词,enough放在形容词后,所以选B

D...