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【单选题】
将 pH = 1.0 和 pH=3.0 的两种强酸的溶液等体积混合后,溶液的 pH 为( )A.
3.0
B.
2.0
C.
1.3
D.
1.0
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反馈参考答案：
举一反三
【单选题】What does the pronoun "that" (Sent.4, Para.1) most probably refer to ?
A.
tradition
B.
vitality
C.
hypocrisy
D.
ambition
【单选题】refer to (Para. 4, Line 3): ______ A . to mention or to speak about B . appoint C . represent
A.
B.
C.
D.
D
【简答题】Read Text B and identify what the
italicized words refer to. 1. It ( Para. 1, Line 1 ) ____________________ 2. them ( Para. 3, Line 3 ) ____________________ 3. they ( Para. 4, Line 5 ) ____________...
【单选题】refer to (Para. 4, Line 3): ______ A. to mention or to speak about B. appoint C. represent
A.
B.
C.
C
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