I could have helped the old man ______ yesterday morning.
#81489
A
did I come
B
if I came
C
had I come
D
if I should come
推荐题目
So sudden ______ that the enemy had no time to escape.
#82852
A
did the attack
B
the attack did
C
was the attack
D
the attack was
So _____ that all the living things died out gradually .
#84176
A
serious polluted the lake is
B
serious polluted is the lake
C
seriously polluted the lake is
D
seriously polluted is the lake
This problem may lead to more serious ones if_______ unsolved.
#80347
A
making
B
left
C
remained
D
keeping
—Will you go fishing with me?—___________.
#84611
A
No, I'll be very busy
B
Yes, I'll be glad
C
Certainly, I'll be sorry
D
Certainly, I'll be glad to
Only when I left my parents for Italy __ how much I loved them.
#84504
A
I realized
B
I had realized
C
had I realized
D
did I realize