So difficult _______it to work out the problem that I decided to ask Tom for some advice.
#84494
A
I did find
B
did I find
C
I’ve found
D
have I found
推荐题目
At the sight of the policeman _____from behind the door.
#82564
A
did the boy rushed out
B
rushing out was the boy
C
out rushed the boy
D
the boy was rushing out
Two years ago I broke my arm ____ football.
#81492
A
when playing
B
while played
C
played
D
having played
--- He has never learned French． ---- __________．
#83089
A
So I did
B
So have I
C
Nor I have
D
The same with me．
On the opposite wall ______ one map ______ dozens of pictures.
#84555
A
hang;including
B
are hung;together with
C
is hanged;with
D
is hanging;as well as