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【单选题】
Unfortunately, when I dropped in, Doctor Li _____ for Beijing to join in the fight again H1N1, so we only had time for a few words.
A.
just left
B.
has just left
C.
is just leaving
D.
was just leaving
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参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】It is _____Tom often breaks the school rules _____makes his teacher unsatisfied with him. [ ]
A.
what; that
B.
that; what
C.
that; that
D.
which; that
【单选题】—I drove to Zhuhai for the air show last week.—Is thatyou had a few days off?
A.
why
B.
When
C.
what
D.
where
【单选题】I’m glad to see that you ________ a lot of progress since I ________ you last．
A.
will make; have met
B.
have been making; met
C.
had made; met
D.
have made; meeting