第1个回答 2013-12-01
but ,however,yet,although,on the contrary,while
,and, then, first second,or,not only...but also...,both...and...,neither...nor...
and
neither... nor
both... and
not only... but also
as well as
or
either... or
but
yet
however
nevertheless
for
so
therefore
hence
when
while
as
after
before
since
until (till)
as soon as
once
because
as
since
now that
considering (that)
seeing that
if
even if
unless
in case
provided /providing (that)
suppose/supposing (that)
as (so) long as
on condition (that)
although / though
even if (though)
than
as (so)...as
lest
so that
in order that
so...that
such...that