—Jack is always complaining about not having any money. —The problem is that he doesn't work hard and never ____.
#81646
A
does
B
had
C
did
D
has
推荐题目
Form then on we never saw her again, nor ________ from her.
#566
A
heard we
B
had we heard
C
we have heard
D
did we hear
Only then ________how much damage had been caused. 
#80972
A
she realized
B
she had realized
C
had she realized
D
did she realize
— Is your mother still a teacher?— ______.
#84646
A
Yes, she was
B
She didn’t use to
C
No, but she used to
D
No, but she used to be
Not until he went abroad to further his study_______ the importance of English.
#82848
A
has he found
B
he has found
C
did he find
D
he had found