I’m sorry to keep you _______ for almost two hours.
#50943
A
wait
B
to wait
C
waiting
D
waited
推荐题目
My father always makes me _______.
#50090
A
laughing
B
to laugh
C
laugh
D
laughs
When his mother came into his room, he pretended ______
#48733
A
to asleep
B
sleeping
C
slept
D
to be asleep
Camels can walk a long way without __________ . 
#50538
A
to drink
B
drinks
C
drinking
D
drank