—Hi , Tracy , you look tired.  —I’m tried. I ______ the living room all day.
#102468
A
painted
B
had painted
C
have been painting
D
have painted
推荐题目
 Has everything _____ can be done ______?
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A
what; done   
B
that; been done
C
that; already done
D
what; already being done
Until we have discussed all the details, no decision_________ about any new operations.
#100444
A
will be made
B
is made
C
is being made
D
has been made
. The Roman Empire _____ for several centuries.
#103601
A
exists
B
existed
C
was existed
D
is existing