tRNA搬运氨基酸时其与氨基酸相连接的核苷酸是
A.腺苷酸B.鸟苷酸C.胞苷酸D.尿苷酸E.胸苷酸
参考答案:A
第二卷
第四部分 写作
第一节短文改错
假定英语课上老师要求同桌之间交换修改作文,请你修改你同桌写的以下作文。文中共有10处语言错误,每句中最多有两处。错误涉及一个单词的增加、删除或修改。
增加:在缺词处加一个漏字符号(∧),并在其下面写出该加的词。
删除:把多余的词用斜线(\)划掉。
修改:在错的词下划一横线,并在该词下面写出修改后的词。
注意:1.每处错误及其修改均仅限一词;
2.只允许修改10处,多者(从第11处起)不计分。
Our class hold a class meeting to discuss whether it is good or not for middle school students to surf the Internet. As the development of society, computers that are used widely nowadays. Surfing the Internet is only a good way we can get more informations but it is convenient to communicate with others. Therefore, not all the students agree to this opinion. They think it is harmful to spend much time play computer games. It is really the waste of time and money, that has a bad effect on us. In my opinion we should limit our time of surfing the Internet like a middle school student.
以下是某同学赞美家乡的散文诗:“挽黄河臂膀,依太行身躯,踏千里黄土,采万年‘乌金’,揽五台拂光……”他赞美的是 [ ]
A.陕西省
B.山西省
C.山东省
D.河南省