（2010·长春模拟) she is not so cheerful she used to be?
#85324
A
How is it that；as
B
Why is it that；what
C
Is it why；that
D
How it is that；as
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It was Tropical Storm Washi of Philippines on December 19 , 2011 caused the floods killed more than 684 people.
#85217
A
when ; that
B
that ; when
C
when ; when
D
that ; that
The parents can’t explain _______ makes their children so fascinated with their teacher’s lessons.
#84879
A
that what it is
B
what it is that
C
what is it that
D
that what is it
It was in the small house _____ was built with stones by his father _____ he spent his childhood.
#85083
A
which, that
B
that, which
C
which, which
D
that, where
I wonder _______ there are so many natural disasters across the world in 2010.
#84725
A
why is it
B
it is why that
C
why is it that
D
why it is that
I just don’t understand ______ that leads to so many teenagers becoming addicted to playing computer games.
#85205
A
why it does
B
what it does
C
what it is
D
why it is