高考习题练习

高考每日一练(2019/4/24)
1题:But for his courage, the battle ______.
A、was lost B、would be lost
C、 would have been lost
D、 was to be lost
【单选题】:      

2题: 下列因素中,不影响醛固酮分泌的是( )。
A.血钠浓度降低
B.血钾浓度升高
C.血钠浓度升高
D.血钾浓度降低
E.血氯浓度升高
【单选题】:        

3题: 内环境稳态是指( )。
A.成分与理化性质均不变
B.理化性质不变,成分相对稳定
C.成分不变,理化性质相对稳定
D.成分与理化性质均保持相对稳定
E.成分与理化性质均不受外界环境的影响
【单选题】:        

4题:

A.该交变电流的频率为10Hz
B.

C.外接电阻R所消耗的电功率为10W
D.

【单选题】:      

5题:They are teachers and don’t realize ______ to start and run a company.
A、what it takes
B、what takes it
C、what they take
D、what takes them
【单选题】:      

6题:Research findings show we spend about two hours dreaming every night, no matter what we ______ during the day.
A、must have done
B、would have done
C、should have done
D、may have done
【单选题】:      

7题:
A.

B.

C.

D.

【单选题】:      

8题:Henry Ford’s introduction of the assembly line vastly reduced the time it took ______a car.
A、 in making
B、 for making
C、on making
D、to make
【单选题】:      

9题: 神经-肌接头处的化学递质是
A.5-羟色胺
B.去甲肾上腺素
C.乙酰胆碱
D.毒蕈碱
E.γ氨基丁酸
【单选题】:        

10题:“解放思想,实事求是”中的解放思想是指______。
A.大胆地试、大胆地闯
B.在马克思主义指导下打破习惯势力和主观偏见的束缚,研究新情况,研究新问题
C.充分发挥主观能动性,打破一切条条框框
D.排除姓“资”和姓“社”的干扰
【单选题】:      

 

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