(2013·河南开封四模)One more week, ________ we will accomplish the task better.
#30550
A
or
B
but
C
unless
D
and
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Livemocha.com is a free site ______visitors can not just learn various languages but also chat online.
#30884
A
where
B
which
C
that
D
what
No one knows exactly ______ this important discovery was made.
#33284
A
that
B
that how
C
what
D
when
．Every time Ashtita tries to break a record, he reaches a point ______ he feels he cannot physically do any more．
#33715
A
where
B
that
C
when
D
which
Don’t stand by when you come across________ have difficulty in supporting their family because of serious illness.
#30364
A
Who
B
Whoever
C
Whichever
D
Whomever
The house, ______walls are red, is where my grandfather used to live ten years ago.
#31106
A
which
B
of which
C
whose
D
that