I am tired. I ______ all day.
#104217
A
am working
B
have been working
C
worked
D
have been worked
推荐题目
Mr. Li arrived at the Wuguang train station twenty minutes ago, but the train to Guangzhou ____________ yet.
#100342
A
hadn’t come
B
won’t come
C
hasn’t come
D
didn’t come
— Did you notice that guy almost hit a kid on a bicycle? —No. I ______ the other way.
#103164
A
was looking
B
looked
C
have looked
D
am looking
Computers in offices and homes since 1970s．
#101154
A
have been used
B
had been used
C
was
D
has been used
The dish _____ nice, but the milk _____ sour.
#103726
A
is smelt, is smelt
B
is smelt, smells
C
smells, is smelt
D
smells, smells
“What place is it?” “Haven’t you found out we _____ back where we ______?”
#104182
A
were, had been
B
have been, are
C
are, were
D
are, had been