单项选择题

Have you（） how she did it?

A.noted
B.noticed
C.attentioned
D.retarded

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-What date is the Chinese Fitness Day? -（）

A.August 7th
B.August 8th
C.August 9th
D.August tenth

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I（）to see my friend in hospital the other day.

A.had gone
B.went
C.will go
D.am

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