①加强自主创新,特别是科技创新 ②优化产业结构
③坚决贯彻落实科学发展观 ④不断扩大企业生产规模
A.用外焰加热
B.加热前没有擦干外壁的水
C.液体量超过1/3
D.加热过程中没有上下移动试管
E.加热时底部触及灯芯

步骤一:在甲乙的水平木板分别铺上毛巾和棉布,丙木板不铺任何材料;
步骤二:让小车分别从甲、乙、丙斜面的相同高度由静止释放,观察小车在水平面上运动的距离并记录。
请回答:
读图完成下面小题。
①大规模发展桑园
②开发蚕品种、更新改良技术
③大量引进国外桑蚕品种
④加大科技投入,提高蚕丝产品附加值
①F =G ②F =G ③F = G
①葡萄糖含量大幅度下降
②葡萄糖含量相对稳定
③胰岛素含量减少
④胰岛素含量增加
⑤胰高血糖素含量增加
⑥胰高血糖素含量减少
=
, 则
=( )
C .
D . -
发展乳畜业需要大量的多汁牧草(生长过程喜湿喜温)。经济高度发达的德国位于欧洲中部,北部濒临北海、波罗的海。该国乳畜业十分发达,乳畜产品大量出口。

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:在错的词下画一横线,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.
I don't think my school life is colorful, because I've got such many classes every day. I wonder that it will change or not someday. From Monday to Friday, I had to stay at school. The only relaxation is to listen the radio or play ball games. At weekends, you need to have classes, too. I know studying hardly is important for me now. Therefore, as the saying goes," All work and no play makes Jack a dull boy." I want to get close to the nature. I hope I can take part in more activities such as visit museums, joining various club and so on.