Such a hard problem ________ that I ________ gave it up . 
#64930
A
was it ; eventually
B
It was ; suddenly
C
was it ; unfortunately
D
It was ; eventually
推荐题目
Is the backpack on the desk?    _____________.
#60344
A
No, it is.
B
Yes, it isn’t.
C
Yes, it is.
D
No, it’s no.
There is little doubt in your mind that he is innocent, _______?
#64819
A
is there
B
isn’t there
C
is he
D
isn’t he
What’s this?______ map.
#59823
A
Its
B
It’s a
C
It’s
D
It’s an
The ground is wet all over, so I’m sure it must have rained last night, ________?
#64858
A
wasn’t it
B
didn’t it
C
isn’t it
D
doesn’t it