写作：
        在生活中，人与人之间的交往常使我们悟出一些做人的道理。你一定会有这样的经历和见闻，对这些道理也会有自己的认识。请以“做人要________”为内容，写一篇文章，题目自拟。
        要求：①必须从以下10个词语中选择一个词语，与上面题干中“做人要”组成一句话（如“做人要诚实”）作为文章的中心或论点。这10个词语是：诚实、真诚、守信、宽容、正直、尊重他人、有责任感、有孝心、有主见、有合作精神。②除诗歌、戏剧外，文体不限。如果写记叙文必须写一件具体的事情来表现中心，要有真情实感，不得少于600字。

在制备泡菜样品处理液时，对滤液起净化作用的是(　   )

阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。

    Ten Chinese engineers were driving down a road to a National Forest Park. They were ____ (sudden) amazed by what they saw. Three tall animals, ____ (cover) with long black hair, were crossing the road. On ____ (see) the animals, the engineers immediately stopped and ran after them. However, when they saw ____ move through the forest with great speed and strength, they did not dare to follow any ____ (far).

    The men did not take any photographs but scientists were delighted by the____ (discover), because the engineers are all well educated people and scientists feel they can rely ____what they described.

    Scientists returned to the forest, collected some hair and measured footprints, ____ are about 20 inches. They appear to be the animals' feet! Chinese scientists have now set up a special group to exchange information and made a study of the forest, ____ in the meantime, some people refuse to believe that this half-man, half-monkey ____ (exist). They will not believe it until one of the animals has been caught.