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【单选题】
下列各选项中所述的两个量，前者一定大于后者的是A.
硼的同位素105B和115B所含的中子数
B.
纯水在25℃和80℃时的pH
C.
同温下，分别在100g水中最多能溶解的CuSO4与CuSO4·5H2O的质量
D.
同温下，同物质的量浓度为CH3COONa溶液和CH3COONH4溶液中水的电离度
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反馈参考答案：
举一反三
【单选题】He asked us to assist him ______ carrying through their plan.
A.
in
B.
on
C.
to
D.
of
【单选题】When _____ why he walked in _____ permission, he just _____ at us and said nothing.
A.
asked；without；stared
B.
been asked；with；looked
C.
asking；without；glared
D.
to be asking；with；laughed
【简答题】-- Can you persuade your brother to go with us? --- No, he will never do ______ he is asked to. A. whatever B whenever C. however D. whichever
【单选题】He asked us _______.
A.
what she doing at eight last night
B.
what was he doing at eight last night
C.
what we were doing at eight last night
D.
what were we doing at eight last night
【单选题】He asked us to ______ them in carrying through their plan.
A.
provide
B.
assist
C.
arouse
D.
persist
【单选题】When _______, he didn't want to tell us _______ he had done to the old blind man. [ ]
A.
being asked, that what
B.
asking, all that
C.
asked, all that
D.
to be asked, all which
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