21．advanced science 尖端科学

　　22．portable /'pɔːtəbl/ adj. 便携的

　　23．innovative /'ɪnəveɪtɪv/ adj. 创新的

　　24．cutting­edge /'kʌtɪŋ'edʒ/ adj.尖端的

　　25．cost­effective /kɒstɪ'fektɪv/ adj.性价比高的

　　26．scientific exploration 科学探索

　　27．substitute /'sʌbstɪtjuːt/ v. 取代

　　28．milestone /'maɪlstəʊn/ n. 里程碑

　　29．alternative fuel 可替代燃料

　　 [二积短语顿挫抑扬]　

　　 [课内短语回扣]

　　(一)根据汉语写出下列短语

　　*1.keep_in_touch_with与......保持联系　2.rid_..._of_..._摆脱，除去

　　　3.for_good_measure额外 *4.contribute_to有利于，促进

　　*5.benefit_from从......中受益 *6.be_accessible_to可接近的

　　　7.keep_pace_with跟上 　8.in_particular特别地，尤其

　　*9.answer_for负责 　10.adjust_to适应

　　　11.be_shaped_like形状像 *12.rather_than而不是

　　　13.be_suitable_for适合...... *14.be_absorbed_in全神贯注于

　　　15.wind_up上发条；把(汽车窗玻璃等)摇上

　　(二)用上面加*号的短语完成下列句子

　　1．Their inventions have contributed_to the development of electrical engineering.

　　2．Now we can use the Internet to keep_in_touch_with each other.

　　3．There are many organizations which could benefit_from your efforts.

　　4．Their coach must answer_for the team's poor performance.

　　5．He is_absorbed_in his experiment so he hasn't had a bite since morning.

　　6．Tom, rather_than you, is to answer for it.

　　7．All of the public transport facilities serving the Olympic Park will be_accessible_to wheelchair users.

　　[话题短语积累]

　　1．have more functions有更多的功能

　　2．bring us more advantages

　　 给我们带来更多的好处

3．become more convenient and colorful