Last night, before the exam, I went over the lessons I couldn’t keep my eyes open to stay awake any longer.
#30575
A
before
B
until
C
unless
D
when
推荐题目
Anger is good for you, ____ you control it properly, according to new psychology research.
#80632
A
whether
B
when
C
as long as
D
in case
She walked home by herself at night, _____ she knew that it was dangerous.
#32080
A
once
B
as
C
unless
D
although
He doesn’t plan to go back to his home________he makes a fortune in Hong Kong.
#30045
A
while
B
since
C
or
D
until