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【判断题】
老年人对蛋白质的需要量应低于成年人,尤其是必需氨基酸如蛋氨酸、赖氨酸的需要量减少。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】Don’t ______ life’s small joys while searching for the big ones.
A.
contradict
B.
overlook
C.
obtain
D.
confirm
【单选题】--- What’s your family rules? --- We shouldn’t talk ____ food in our mouths while having meals.
A.
with
B.
in
C.
of
D.
at
【判断题】While having small talk with the visitor, remember to choose safe topics for your talk.
A.
正确
B.
错误
【判断题】While having small talk with the visitor, remember to choose safe topics for your talk.
A.
正确
B.
错误
【单选题】Small communities are disappearing with some of them having _____ from the face of the earth, while others are dying slowly
A.
vanished
B.
established
C.
approved
D.
perceived
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