Paper________first invented in China.
A.is
B.are
C.was
D.were
A.is
B.are
C.was
D.were
______ I'd have told you.
A.If I would have known it
B.If I had have known it
C.Had I known it
D.Should I known it
I'm not really ill, but I have a ______ headache.
A.slight
B.temporary
C.light
D.mild
If I knew the answer, I wouldn't be asking, ______?
A.didn't I
B.did I
C.would I
D.wouldn't I
I had hoped that I ______ the lecture on American Romanticism.
A.attend
B.attending
C.could attend
D.can attend
—I am afraid the car is ______ out of gas. —I think so.
A.getting
B.using
C.making
D.running
They asked me ______ last week.
A.where had I gone
B.where I had gone
C.where had I been
D.where I had been
If I had hurried, I ______ the plane.
A.could catch
B.would catch
C.should catch
D.would have caught
When I was younger I ______ long distance, but now I'm out of practice.
A.was used to walk
B.got used to walk
C.was used to walking
D.used to walking