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【单选题】
通过用手轻轻拍打西瓜，以下说法正确的是？（）
A.
发出“突、突”声，托瓜的手感觉有些颤动，是熟瓜
B.
发出“嗒、嗒”声，是成熟度比较高的反映
C.
发出“噗、噗”声，是过熟的瓜
D.
发出“咚、咚”声的是生瓜
参考答案：
参考解析：
刷刷题刷刷变学霸
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【单选题】足月新生儿，出生体重2700g，身长47cm，面色红润，哭声响亮，吸吮有力，母乳喂养。 护士告诉母亲，喂母乳后应竖抱起婴儿，轻轻拍其背部，目的是
A.
防止腹胀
B.
预防感染
C.
促进母子间感情交流
D.
防止溢乳
E.
促进知觉发育
【单选题】The Fisherman and the bearOne fine day, an old man was fishing and caught nothing. Finally, he gave up and walked back along the shore to his shack（窝棚）. When he got close to the front door, he saw it ...
A.
It held the paw out over the water.
B.
The bear jumped and ran out of the door.
C.
He walked to the door quietly and looked inside.
D.
The bear was gone and had left six large fish for him.
E.
The bear often came to the old man's shack to get honey.
F.
Every time a fish jumped after his paw the bear hit it ashore.
【单选题】足月新生儿，出生体重2700g，身长47cm，面色红润，哭声响亮，吸吮有力，母乳喂养。 护士告诉母亲，喂母乳后应竖抱起婴儿，轻轻拍其背部，目的是
A.
防止腹胀
B.
预防感染
C.
促进母子间感情交流
D.
防止溢乳
E.
促进知觉发育