October 24, 1860, the Qing government and the Britain sighed "the treaty ofBeijing", ___ put an end to the second Opium war．
#32733
A
which
B
that
C
when
D
in which
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Leave your key with a neighbor _______ you lock your-self out one day.
#79809
A
ever since
B
even if
C
soon after
D
in case
I think it’ll take at least another two months _______ the shopping center is completed.
#33938
A
until
B
before
C
when
D
as
Anyone can get into the club, _______ he is a member there.
#30809
A
even if
B
so long as
C
because
D
unless
—May I go out tonight?—Of course you can, _____ you promise to be back before 10 o’clock.
#31198
A
as soon as
B
as well
C
as long as
D
as usual
Jerry did not regret giving the comment but felt ______ he could have expressed it differently.
#32234
A
why
B
how
C
that
D
whether