They have been doing morning exercises            they            up.
#40137
A
since, got
B
for, get
C
since, get
D
for, got
推荐题目
I don’t know ______ tomorrow.
#38277
A
where my father will go
B
where will my father go
C
where did my father go
D
where my father went
I don’t know if she ________ married whether she ________ me know.
#41676
A
is, lets
B
gets, will let
C
will get, lets
D
will get, will let
I ________my homework while my parents _________TV last night.
#41821
A
did; have watched
B
was doing; were watching
C
had done; were watching
D
would do ;were watching
Look , your parents_______ you at the bus stop.
#39986
A
wait for
B
is waiting for
C
are waiting for
D
waits for