She didn't go to the party last night, ______ she had to finish her term paper.
#80446
A
if
B
though
C
till
D
because
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There is clear evidence ______ the most difficult feeling of all to interpret is bodily pain.
#32905
A
what
B
if
C
how
D
that
_______cloning human embryos is not legal in many countries, some scientists are already pushing ahead with research in order to produce a cloned human baby.
#31691
A
While
B
When
C
Since
D
if only
_______is often the case with elder people, my grandma talked about my new hairstyle for at least 30 minutes.
#31079
A
What
B
Which
C
As
D
It
___ _ I feel pity on them, I can’t really do very much to help them but contribute my pocket money.
#79779
A
While
B
As long as
C
When
D
Where