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1. He smiled politely ______ Mary apologized for her drunken friends.
A.
as
B.
if
C.
unless
D.
though
【考点】
引导时间状语从句的连词;
【答案】
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单选题
普通
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— Yes, indeed. It's several years ________ I enjoyed myself so much.
A.
when
B.
before
C.
since
D.
that
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A.
although
B.
before
C.
because
D.
unless
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A.
before
B.
after
C.
until
D.
when
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A.
since
B.
after
C.
before
D.
when
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A.
if
B.
until
C.
once
D.
when
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(一……就……) they got it.
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A.
because
B.
though
C.
until
D.
since
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A.
Unless
B.
Until
C.
As
D.
While
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your favorite music group play live.
A.
since
B.
until
C.
when
D.
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