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【单选题】
She looked upon the football star as her role model ______ yesterday, when she saw him taken away by the police for drug taking on TV. [ ]A.
when
B.
since
C.
until
D.
after
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举一反三
【单选题】Peter has ______ cough and he has to get ______ X-ray.
A.
an; a
B.
a; a
C.
a; an
D.
an; an
【单选题】He is ill. He has kept_____.
A.
coughing all along
B.
to cough at night
C.
cough since yesterday
D.
being coughed day and night
【简答题】Karen has to take cough syrup. How many should she take?A. One tablespoon each time B. Two tablespoons each time C. Three tablespoons each time
【简答题】根据 AECT94 的定义, 教育技术研究的对象 是 : 和 。
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