unit3讲解单词课件.ppt

Important Words Phrases ; impression n.------- vt. impress adj. impressing impressed make/leave a/an ……impression on sb. 给某人留下···的印象 翻译：他的演讲给我们留下了深刻的印象。;2. take up;【即学即练】 1. The poor boy always helps his father even though going to school _____ most of his day. A. takes up B. makes up C. saves up D. puts up 2. My old friend invited me to attend his wedding and I _____ the invitation. A. takes up B. taking up C. took up D. to take up;3. constant adj. constantly adv. 不断地 Fashion is constantly changing. 时尚总是日新月异。 Heat the sauce, stirring constantly. 加热调味汁并不停地搅动。;4. previous adj. 在前的，早先的 I am unable to attend the meeting because of a previous engagement. 【特别提示】 previous常与to搭配，相当于prior to，意为“在···之前；先于······” His father died two hours previous to his arrival. I worked in Paris previous to coming here.;4. uncertain adj. 不确定的；无把握的 certain adj. It is certain that…… It is certain that our team will win the match.;5. surrounding n. 周围的事物；环境（pl.） adj.周围的 vt. surround 包围；围绕 be surrounded with/by 被···包围 ① The house is situated in very pleasant surroundings. ② The village and its surrounding scenery are very beautiful. ;③ They lived in a house surrounded by trees, and most of the trees surrounding the house were pine trees.;6. tolerate vt. 容忍；忍受 We simply cannot tolerate cheating in exams. I cannot tolerate her rudeness. 我不能容忍她的粗鲁无礼。 翻译： 我再也不能容忍你那恶劣的态度了。 I won’t tolerate your bad manners any longer.;7. lack vi. vt. 缺乏；没有 n. 缺乏；短缺的东西;5. Our tour is cancelled for lack of bookings. 6. You are excellent, but we do have no lack of teachers. 7. Too many teachers are treated with a lack of respect.;用lack的适当形式填空。 1. Though ______ money, his parents managed to send him to university. 2. Born in a rich family, they ___________