Tell Mary there is someone __________ for her at the door.
#88256
A
wait
B
to wait
C
waiting
D
waited
推荐题目
There were two roads ______ to the station. 
#93160
A
lead
B
led
C
leading
D
to lead
—What do you think made the girl so glad?—_____a beautiful necklace.
#93735
A
As she received
B
Receiving
C
Received
D
Because of receiving