My uncle’s plane ____. Let’s wait for him here. 
#42041
A
hasn’t arrived
B
didn’t arrive
C
doesn’t arrive
D
couldn’t arrive
推荐题目
It is Sunday today. Lily and Lucy ________ in the park
#42220
A
is playing
B
playing
C
plays
D
are playing
Someone ______ at the door. Can you open it?
#36310
A
knocks
B
knocked
C
is knocking
D
was knocking
---Look! What a nice and clean toilet!   ---Yes. It ______ every morning.
#37598
A
is cleaned
B
has been cleaned
C
is being cleaned
D
was cleaned