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With the development of science and technology，there is no doubt ________ Chinese astronauts will land on the moon in the near future.
#92552
A
whether
B
that
C
what
D
which
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Greatly frightened by the terrible scene, _______.
#94201
A
tears came to my eyes
B
my heart was full of fright
C
my body trembled
D
I couldn’t help crying out
 AIDS is said_______ the biggest health challenge to both men and women in the earth over the past four years.
#91954
A
that it is
B
to have been
C
that it has been
D
to be
 The reason why he was late is ______ he got up too late.
#92409
A
that
B
because
C
as
D
for
It worried her a bit _____________ her hair was turning grey.
#95111
A
which
B
that
C
if
D
for
________, his suggestion was taken by all the people at the meeting. 
#93894
A
owever strange might it sound  
B
owever strange it might sound
C
owever it might sound strange 
D
trange however it might sound