What really worries us is ______ the explorers can accurately locate themselves with the device in case of bad weather.
#79509
A
that
B
where
C
what
D
whether
推荐题目
The reason________he was late was ________he missed the train.
#79458
A
that; why
B
that; that
C
why; that
D
why; why
------Where did you first meet your boyfriend?------It was in the department store ______ he worked.
#79461
A
which
B
that
C
what
D
where
With time going by, we have come to realize that creativity is _______it takes to keep a nation highly competitive.
#79464
A
what
B
how
C
why
D
that
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