—What were you doing at this time yesterday? —I ______ on the grass and playing with Tony. 
#38003
A
sit
B
sat
C
am sitting
D
was sitting
推荐题目
—Did you see a girl in red pass by just now?—No, sir. I _____ a newspaper.
#39473
A
read
B
am reading
C
would read
D
was reading
When I went to say goodbye to Ann, she ______ the piano.
#41656
A
plays
B
played
C
has played
D
was playing
Don’t worry about your grandmother, All the old people       in China now.
#36568
A
are good taken care of
B
are well taken are of
C
take good care of
D
take well care of.
If the homework _______, you can go home.
#37038
A
did
B
has done
C
will be done
D
is done