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【单选题】
老年人易发生便秘的主要原因是A.
进食量减少
B.
胃肠活动减慢
C.
体力活动减少
D.
排便习惯不良
E.
腹部按摩不足
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【单选题】听力原文： A young man who refused to give his name dived into the river yesterday morning to save a twelve-year-old boy. The boy ran away after he was rescued. He had been swimming in the river and had ca...
A.
He fell into the river but couldn't swim.
B.
He fell into the river together with his bike.
C.
He had his foot caught between two posts in the river.
D.
He dived into the river but couldn't reach the suce.
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【简答题】One day, a little monkey and a little fox went out to play. They saw an apple tree on the other side of the river. There were many big and red apples on it. But there was no bridge over the river. The...
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