1.基因工程是指按照人们的愿望,进行严格的设计,通过体外DNA重组和转基因技术,赋予生物以新的遗传特性,创造出更符合人们需要的新的生物类型和生物产品。基因工程是在DNA分子水平上进行设计和施工的,又叫做DNA重组技术。
第二节 书面表达(满分35分)高☆考♂资♀源?网 ☆
高三复习常用的方法有两种:立足课本,讲解知识点;以题为主,引出知识点。请你按照以下要点,写一篇100词左右的英语短文。
1. 立足课本,讲解知识点;注重基础知识,逐步提高能力;
2. 以题为主,引出知识点;不仅获得知识,而且学会如何解题;
3. 你喜欢的方式和理由……
注意:可根据内容适当增减细节,使语句连贯,符合逻辑,表达准确。
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自 贡 市 普 高 2010 级 第 二 次 诊 断 性 考 试
第一节 短文改错(共10小题;每小题1.5分,满分15分)
此题要求改正所给短文中的错误。对标有题号的每一行作出判断:如无错误,在该行右边横线上画一个勾;如有错误(每行只有一个错误),则按下列情况改正:
此行多一个词:把多余的词用斜线(\)划掉,在该行右边横线上写出该词,并也用斜线划掉。
此行缺一个词:在缺词处加一个漏字符号(^),在该行右边横线上写出该加的词。
此行错一个词:在错的词下划一横线,在该行右边横线上写出改正后的词。
注意:原行没有错的不要改。高☆考♂资♀源?网 ☆
Is it necessary to have a laptop when children go to a university? 66. ____________
Different people have different ideas. Some who in favor of it 67. ___________
Think it’s improper to buy their children a laptop. For one thing, 68. ___________
it's regarded a reward for their hard work. For anther thing, 69. ___________
it’s convenient to study with a laptop with that one can search 70. ___________
for information. However, ohters think it added some families’ 71. ___________
burden. What makes them think so is that there are not enough 72. ___________
computers to use in each university. In my opinion, if we have 73. ____________
a laptop or not depends on what we will major in. furthermore, 74. ___________
a laptop is so expensive that we may lose it in chance. 75. ___________
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