高二英语unit11 scientific achievements知识点总复习教案
section i 课前准备、听力、口语
1. solar energy 太阳能。(p.1 warming up最后●)
energy
1) n. [u] 精力;活力 young people usually have more energy than the old. 年轻人通常比老年人有活力。
2) n. [u]能,能量atomic energy原子能
辨析:force,power,energy,strength与might
* force力;指活动的力,是strength所展示出来的力;常被作“势力”用。* power力;用途最广,用于各种身的、心的、隐藏的、外显的力,和strength同义,但暗示能动的意思。* energy在物理学上指“能”;精力,活力。* strength体力;是内部的力,是在身体组织内存在的体力。 * might力;势力;强有力的力。you must use force to open that bottle. 你必须用力打开那个瓶子。/ some animals have the power to see in the dark. 有些动物具有在黑暗中能看见东西的本领。/ to everyone's surprise, the old painter seemed to have more energy after his recovery from his serious illness than even the young. 使大家感到惊讶的是这位老画家在重病复原后似乎比青年人精力还要充沛些。/ i haven't the strength to lift the table. 我没有力气抬这张桌子。英语/ it's beyond your might. 此事非你力所能及。英语
联想:energetic adj. 精力充沛的,积极的; energize vt. 使活跃,给予精力,加强; energizer n. 抗抑制剂;情绪兴奋剂英语
2. that’s one small step for a man, one giant leap for mankind. 这对一个人来说是一小步,但对人类而言却是一大步。(p.2 words 第一行)/ you are working on sending a manned spaceship to mars. 你正在从事发射载人飞船上火星的工作。(p.2 speaking dr winfey)
1)男人[c] in many countries in the world, men kiss each other when they meet. 在世界上许多国家里,男人们会晤时彼此亲吻。英语
2)人类[u](前面不用冠词) man must make the earth support more people. 人类必须使地球养活更多的人。英语
3) vt. 操纵;给……配备人员ten workers were assigned to man the production line. 十名工人被派到生产线上进行操作。英语
4) manned adj. 载人的,由人操纵的。英语
联想:mankind人类; manner n. 方法、举止; manual adj. 手工的、体力的; manly 有男子气概的;刚强的; man-made人造的英语
3. you and your team are working on a cure for aids.你和你的队员们正在进行艾滋病治疗。(p.2 speaking / dr wilson) 英语
辨析:work on与work at
* work on从事某项工作(创造、创作、作画、制订、设计、草拟、研究……)。英语
* work at学习;研究;致力于;在……下功夫。英语
i'm working at my study. 我正在努力学习。/ he is working on a new dictionary. 他正在撰写一部新词典。英语
4. you want to develop new technology that will make it possible to grow food in areas where there is very little water. 你想发展新的技术,使得在没有水的地方生长食物成为可能。(p.2 speaking ‘dr smith’)