皮皮学，免费搜题
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【单选题】
下列哪一个酶与丙酮酸生成糖无关?A.
二磷酸果糖酯酶
B.
丙酮酸激酶
C.
丙酮酸羧化酶
D.
磷酸烯醇式丙酮酸羧激酶
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皮皮学刷刷变学霸
举一反三
【单选题】Many students do not like to study for tests, ____ do they like to write term papers.
A.
or
B.
nor
C.
and
D.
but
【简答题】Manypeople welcome the harmfree Internet, but what do many school students___ it?A. thinkof B. think about C. thinkover
【单选题】All games______ because of the rainstorm, many students could do nothing but study in the classroom.
A.
were canceled
B.
having been canceled
C.
had been canceled
D.
have been canceled
【单选题】用NaOH测定食醋的总酸量，最合适的指示剂是
A.
中性红 （ pK HIn = 7.4 ）
B.
甲基红 （ pK HIn = 5.0 ）
C.
酚酞 （ pK HIn = 9.1 ）
D.
甲基橙 （ pK HIn =3.4 ）
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