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【单选题】
将插入到硫酸锌溶液和将插入到硫酸铜溶液所组成的电池应记为( )。A.
ZnZnSO4CuCuSO4
B.
Zn | ZnSO4Cu | CuSO4
C.
Zn | ZnSO4CuSO4 | Cu
D.
Zn| ZnSO4 || CuSO4 | Cu
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举一反三
【单选题】I heard that some patients who had undergone laser eye surgery experienced sudden losses of vision, ______?
A.
didn’t I
B.
hadn’t they
C.
didn’t they
D.
isn’t it
【单选题】在我国现价段,社会主义集体主义原则的根本思想,就是要正确处理好集体利益和个人利益的关系。下列不正确的说法是___________。
A.
社会主义集体主义强调集体利益和个人利益的辩证统一
B.
社会主义集体主义强调集体利益高于个人利益
C.
社会主义集体主义强调重视和保障个人的正当利益
D.
集体利益在任何情况下都高于个人利益，个人利益必须无条件服从集体利益
【简答题】So sudden ________that the enemy had no time to escape.
【单选题】She had invited Joseph on a sudden ______ but was now regretting it.
A.
impetus
B.
incentive
C.
stimulation
D.
impulse
【单选题】I had a sudden ___ to tell the boss what I thought of him.
A.
urge
B.
amaze
C.
joy
D.
aid
【简答题】It ______ came to her that she had been wrong all the time. (sudden)
【单选题】－－－Mary, you didn’t show up at the meeting last week? －－－No, I________, but my son had a sudden f
A.
27．---Mary, you didn’t show up at the meeting last week? ---No, I________, but my son had a sudden fever and I had to stay at home to take care of him. A．didn’t
B.
was going to
C.
had to
D.
wouldn’t
【单选题】醛固酮作用于远曲小管和集合管可促进
A.
Na + 和K + 的重吸收
B.
水和K + 的重吸收
C.
H + 和K + 的排泄
D.
Na + 、水的重吸收和NH 3 的排泄
E.
Na + 、水的重吸收和K + 的排泄
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