题目:
He didn’t have time to read the advertisements word for word; he just ______ it.
A.went over
B.looked into
C.glanced through
D.see to
答案:
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答案:B题目分析:当溶液的pH等于7时,呈中性;当溶液的pH大于7时,呈碱性;当溶液的pH小于7时,呈酸性。小聪同学大脑皮层体液的pH=7.40,略大于7,显偏碱性。故选B点评:解答本题要充分理解溶液的酸碱性和溶液pH...