—Sam, come downstairs, please. I need your help.—Sorry,mum. I        on the phone..
#41572
A
am talking
B
talked
C
was talking
D
have talked
推荐题目
—Where is your sister?—She          the flowers now.
#39570
A
waters
B
watered
C
has watered
D
is watering
——I don’t know if she __________ tomorrow.—— If she _________ tomorrow, I’ll call you.
#39831
A
comes; comes
B
comes; will come
C
will come; comes
D
will come; is coming