You will not be allowed to get into the plane_______ you pass security checks(安检).
#37307
A
if
B
unless
C
or
D
because
推荐题目
---Have you finished your homework _______ ?    ------- Not ______.
#40171
A
already , yet
B
yet , already
C
yet , yet
D
already already
Do you share the room ________ your brother or have ________ bedroom?
#40325
A
and; your own
B
with; yourself
C
with; your own
D
and; yourself
--       cups of yogurt do we need?--Two.
#43905
A
How
B
How much
C
How many
D
How many of