It was not until 1911, _______ the first vitamin was identified, _______ people realized the importance of it．
#85155
A
when; which
B
when; that
C
that; which
D
that; that
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It was after he got what he had desired_____ he realized it was not so important.
#84817
A
that
B
when
C
as
D
since
____ was in 1979 _____ I graduated from the university.
#85158
A
That; that
B
It; that
C
That; when
D
It; when.
It was along the Mississippi River ________ Mark Twain spent much of his childhood.
#84652
A
how
B
which
C
that
D
where
——I wonder _________ makes the video Gangnam Style so popular. ——The unique dance moves and funny horse riding scenes.
#84791
A
how is it that
B
what is it that
C
how it is that
D
what it is that
---Where did you see the movie Life of Pi directed by Ang Lee?---- It was in the cinema ________ I regularly go .
#84909
A
which
B
that
C
where
D
what