单选题：Whatinformationoftheresearchisrevealedinthepassage?

题目内容：

Whatinformationoftheresearchisrevealedinthepassage? A．Itsfinalresults.
B．Themoneyinvestedinit.
C．Itsleadingauthor.
D．Itssponsorandparticipants.

参考答案：

答案解析：

ExercisetoProtectAgingBodies--andBrains A．Weallknowthatexerc

ExercisetoProtectAgingBodies--andBrains A．Weallknowthatexerciseisgoodforyou.St

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Questions16to18arebasedonthepassageyouhavejustheard. A．Senseofsight. B．Senseofh

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Questions are based on the following passage.Most people don't leave their fron

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Thepurposetosupportanonlineeffortistohelpschooldistrictscreatehealthyandafforda

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