Last night, before the exam, I went over the lessons_______I couldn’t keep my eyes open to stay awake any longer．
#79740
A
before
B
until
C
unless
D
when
推荐题目
As John Lennon once said，life is_____ happens to you while you are busy making other plans.
#30009
A
which
B
that
C
what
D
where
A British official said that_____ this impractical policy could be changed , the future for Britain was indeed dark.
#31004
A
unless
B
when
C
if
D
until
It was April 29, 2010 Prince William and Kate Middleton walked into the palace hall of the wedding ceremony.
#30692
A
that
B
when
C
since
D
before
Most birds find it safe to sleep in the trees, but ____ they have eggs or young chicks, they don’t use a nest.
#79977
A
why
B
how
C
unless
D
where
We were swimming in the lake _______ suddenly it began to rain heavily.
#30962
A
when
B
while
C
until
D
before