单项选择题

The door－to－door campatign also provided a good opportunity to vaccinate children who （）routine imunization.

A.took
B.missed
C.forgot
D.undervent

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Pneumonia has been a（）disease.

A.ordinary
B.commonly
C.simple
D.common
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We thought it foolish （）you to do it.

A.for
B.at
C.with
D.in
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