— Mary, can you help me?— Wait a moment. I         dinner now.
#42046
A
cook
B
cooked
C
was cooking
D
am cooking
推荐题目
I ________you yesterday afternoon,but you ________at home.
#38449
A
call,aren’t
B
am calling,aren’t
C
called,were
D
called,weren’t
Jack’s grandfather ________for more than twenty years.
#41835
A
has dead
B
has died
C
has been died
D
has been dead
Tina _______ England with her parents three years ago. 
#38005
A
visits
B
visited
C
will visit
D
was visiting