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Sometimes, ___ we show our gratitude for a person is reflected in the kind of food we serve him or her．
#30972
A
whether
B
when
C
why
D
how
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The old woman is warm­hearted. She is always ready to help ________ is in trouble.
#30408
A
no matter who
B
whomever
C
whoever
D
anyone
 ________ I'm mistaken, I've seen that tall man at a party before.
#30252
A
If
B
As
C
Unless
D
When
You can borrow my car ________ you promise not to drive too fast.(2012·江西，31)
#30441
A
unless
B
even if
C
in case
D
as long as
 I won’t call you, ________ something unexpected happens.
#79993
A
unless
B
whether
C
because
D
while
Thanks for your kind help! We would have _________ lost the game!
#33599
A
otherwise
B
or
C
then
D
therefore