— Are you a teacher? — No, but I ____. I worked in a middle school for three years.
#84137
A
am
B
will
C
do
D
was
推荐题目
 The old couple have been married for 40 years and never once ________ with each other. 
#84297
A
they had quarrelled
B
they have quarrelled
C
have they quarrelled
D
had they quarreled
______he came back ______the truth.
#81440
A
Not until; did he know
B
It wasn’t until; did he know
C
Not until; had he known
D
It wasn’t until that he had known
 At the foot of the mountain, __________ .
#80549
A
a village lie
B
lies a village
C
does a village lie
D
lying a village
 Next door to ours _________, who has just return from abroad.
#82487
A
where lives an old man
B
lives an old man
C
where does the old man live
D
does an old man live
Barry must have visited the Eiffel Tower before,________he?
#79657
A
mustn’t
B
hadn’t
C
hasn’t
D
needn’t