— Dad, must we wait for the green light? — Yes, I’m afraid we ________. That’s the traffic rule (规则).
#40322
A
can
B
may
C
need
D
have to
推荐题目
 — ______ do you go to the gym?— Twice a week
#35470
A
How often
B
How soon
C
How many
D
How long
I have _______ to tell you.
#43628
A
important something
B
something important
C
anything important
D
everything important
What ________ do you want to buy?
#38744
A
other
B
else
C
else things
D
others