题干

如图表示在最适温度、最适pH等条件下,反应物浓度对酶所催化的化学反应速率的影响.下列说法错误的(  )

A:曲线的AB段表明,随着反应物浓度的增加,反应速率逐渐加快

B:如果温度升高10℃重复实验,则图中A点的位置将下移

C:如果从乙点开始,往反应混合物中加入少量同样的酶,曲线中B点会上升

D:曲线BC段反应速率不变,说明随着反应物浓度的增加,酶已经完全被分解了

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D

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    Lord Nithsdale was put into prison in 1716 because he was against King George I. As a (n)1 he was sentenced to death . His wife Winifred couldn't imagine life 2 her husband , so she was 3to do anything to save him .

    She was determined to 4the King and beg him for her husband's life, but the King didn't agree. Winifred refused to 5In desperation, she came up with a more 6 plan.  She visited her husband alongside her maid, her friends Mrs. Mills and Mrs. Morgan. Only two visitors at a time were allowed to enter the room. They took advantage of this 7, going into and out of the room many times to 8 the guards. She also gave the guards money and drink.

    9 inside the prison Winifred pulled out some10clothes and dressed her husband up as one of the11 Mrs. Mills. Mrs. Mills was then brought in, emotional and with her 12 buried in her handkerchief.  Lord Nithsdale then was led out by his wife, also holding the handkerchief to his eyes. This was very 13 or the guards would notice that one of the women had a long 14 ! Fortunately everyone managed to get outside at last.

    Winifred then returned to the room and 15 to be in an emotional conversation with her husband. After a suitable period of time had passed for her husband to leave ,she left the room and got some 16for herself by telling the guards that her husband was praying (祈祷) and should not be 17 This was a clever action as it allowed the 18 to go unnoticed for longer.

    To complete the clever escape and appear 19 they gave a tearful goodbye. Lord Nithsdale and his wife20and managed to leave the country together.