下列曲线能正确表示人体内酶的催化效率与温度的关系是（    ）

下面说法，错误的是（   ）

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    Many people today like reading stories about UFO.Many people in different countries are studying the UFO.

    There are some different saying for UFO.Among those sayings,the most popular one for UFO is that UFOs are strange creatures(生物) to the earth from other stars.We can call them aliens.

    UFO scientists and many people believed this saying.Some people said that they saw a few UFOs landing on the earth.They seemed to be objects rather like big plates.Some people said that they saw some strange visitors coming out of the UFOs.

    Some people make mistakes when they say they have seen UFOs high in the sky.Perhaps they see a weather balloon or an uncommon plane or the light they see in the sky comes from the ground.Sometimes they see the light from the moon.

    But these are a lot of others we can't understand.It may take many years to find a clear answer and then people will give UFO another name.

近年来，福建和台湾两岸的中华儿女定期地进行祭拜“妈祖”的大型民间活动。“妈祖”文化现象与宗法制有密切联系，在宗法制中，大宗和小宗的关系是 （ ）

人民日报载文指出：宁要微词，不要危机；宁要“不完美”的改革，不要不改革的危机。无论当年的联产承包、物价闯关、工资闯关，还是今天的官员财产公示、垄断行业改革、事业单位改革，改革总是在争议乃至非议中前行。宁要“不完美”的改革是因为
①生产力要适应生产关系的状况      ②上层建筑促进生产力发展
③上层建筑对经济基础有反作用       ④生产关系对生产力有反作用