In front of our house   many beautiful flowers  when my grandparents were still alive with us.
#93388
A
did; grow
B
grew; /
C
had; grown
D
grow; /
推荐题目
____some doubt among scientists about the cause of cancer.
#92930
A
It exists
B
There exists
C
There is existing
D
It is existing
— Why haven’t you asked her to come here?— She _______ an important experiment when I found her and she _______ it.
#92694
A
had done; didn’t finish
B
was doing; hasn’t finished
C
did; wouldn’t finish
D
did; hadn’t finished