高二英語Living with technology教案
22. a variety of = varieties of 各式各樣的unit 2 fit for life welcome to the unit useful words an eye doctor = an optician[ɒp'tiʃәn] a dentist a person who takes care of people’s teeth a physician a person who has general skill to treat physical problems a surgeon a person who performs medical operations important words operatev. [i] to cut open sb's body in order to remove a part that has a disease or to repair a part that is damaged the doctors operated last night. ◆ we will have to operate on his eyes. ◆ to operate for suspected acute appendicitisare they going to operate on him? 他們打算給他做手術嗎?v. [i or t] to (cause to) work, be in action or have an effect the medicine began to operate at once. 藥立刻開始見效.◆ solar panels can only operate in sunlight.◆ (figurative) some people can only operate well under pressure.ever(1) at any time 曾; 曾經: have you ever been to london? 你去過倫敦嗎?he is seldom, if ever, absent from school. 他簡直從不缺課.(2) at any time (before/up till now) 在任何時候（之前[直至現在]） it's raining harder than ever. 雨下得更大了. * this is the best work you've ever done. 這是你所做的最好的工作. * he hated her more than ever, when he got that letter. 他接到那封信後, 越發(fā)憎恨她了.(3) continuously總是; 不停地: he is ever repeating the same old story. 他老是老調重彈.(4) for all time: i like the house but i don't imagine i'll live there forever.我喜歡這所房子,但我沒有想象我將永遠住在那兒.(5) continually since that time: he's been depressed ever since he got divorced. 自從他離婚以來他一直很抑郁.ever since: 從…以來 than ever (before): 比過去任何時候 reading effects of aspirin
reduce fever help stop body pains reduce the risk of heart attacks prevent a stroke reduce the risk of colon cancer increase the length of people’s lives help with diabetes
effects of penicillinhelp in treating wounds and infections treat other illnesses including pneumonia important words 1. open upto become or make sth possible, available or able to be reached: the new catalogue will open up the market for our products. ◆ the railway opened up the east of the country. ◆ exciting possibilities were opening up for her in the new job.