He kept yawning in class this morning. That is _____ he stayed up late doing his homework last night.
#79369
A
why
B
how
C
because
D
whether
推荐题目
Courage is a good quality and is ________ it takes to get over difficulties.
#79374
A
that
B
what
C
which
D
where
Diligence is ______ it takes for the post-90's generation to win competitions.
#79382
A
what
B
where
C
which
D
when
Professor Tang didn't give us a speech today.It was ________ he had a traffic accident on the way to school.
#79354
A
that
B
when
C
why
D
because
The reason________he was late was ________he missed the train.
#79458
A
that; why
B
that; that
C
why; that
D
why; why