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【单选题】
已知集合U={x|x<10,且x∈N}为全集,A={1,3,5,7},则 =A.
{2,4,6,8,9}
B.
{0,2,4,6}
C.
{0,2,4,6,8,9}
D.
{2,4,6,8}
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举一反三
【单选题】According to the author, seniority pay favors
A.
good teachers with master’s degrees.
B.
young and effective teachers.
C.
experienced and effective teachers.
D.
mediocre teachers of average quality.
【单选题】The following factors all play a part in preparing good teachers EXCEPT
A.
honoring teachers with awardsi
B.
recruiting top candidates.
C.
offering chances for promotion.
D.
providing graduate programs.
【简答题】民乐合奏形式多种多样,有 , , 。
【单选题】Mr. Lin is one of in our school. [ ]
A.
good teachers
B.
better teachers
C.
the best teachers
D.
the best teacher
【简答题】Good teachers ...
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