化工英语电子教案20128

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1、Unit1ChemistryandChemicalEngineeringPartI.Leadingin1.SomequestionsaboutwhatisChemistryandChemicalEngineering1)AskseveralstudentstorecitethepracticalsentencesforChemistryandChemicalEngineeringinUnit1andtheothersrepeat.2)Askstudentstoanswerteacher’squestionsaccordingtothePassageA/Bf

2、orcomputerizednumericalcontrolinUnit1.2.Warmingupforthenewclass1)Askstudentstoworkingroupsoffourtoreadnewwordsandphrases.2)TeachermakescommentsPartII.ComprehensionandPracticing1.CheckingandExplaining1)Teacherraisessomequestionsandasksstudentstosaytrueorfalseaccordingtothepassageof

3、theTextbookChemistryandChemicalEngineeringinUnit1toseehowmuchthey’veunderstood.2)TeacherraisessomequestionsandasksstudentstoanswerindetailsaccordingtothepassageoftheTextbookChemistryandChemicalEngineeringatthesametimeexplainingsomelanguagepoints.3)Possibledifficultwords,phrasesand

4、sentencesWordsandphrases:academia[ækə'di:miə]n.学术界；学术环境alchemy['ælkimi]n.点金术；魔力assure[ə'ʃuə]vt.保证；担保；使确信behaviour[bi'heivjə]n.行为；习性；运行状况（等于behavior）catalytic[kætə'litik]adj.接触反应的；起催化作用的n.催化剂；刺激因素biotechnology[baiəutek'nɔlədʒi]n.生物技术；生物工艺学characterize['kærəktəraiz]vt.描绘…的特性；具有…的特征v

5、i.塑造人物composition[kɔmpə'ziʃən]n.作文，作曲；构成；合成物compound['kɔmpaund]vt.合成；混合；n.化合物；混合物adj.复合的；混合的comprehensive[kɔmpri'hensiv]adj.综合的；广泛的；有理解力的n.专业综合测验conception[kən'sepʃən]n.概念；设想；curriculum[kə'rikjuləm]n.课程deactivate[di:'æktiveit]vt.使无效；使不活动discipline['disiplin]n.学科；纪律；训练effluent['efl

6、uənt]n.污水；流出物；废气adj.流出的，发出的enzyme['enzaim]n.酶evolve[i'vɔlv]vt.发展，进化；进化fabrication[fæbri'keiʃən]n.制造，建造；装配；伪造物faculty['fækəlti]n.科，系；能力；全体教员inception[in'sepʃən]n.起初；获得学位investigate[in'vestiɡeit]v.调查；研究isolated['aisəleitid]adj.孤立的；单独的；绝缘的v.使孤立；使绝缘；（isolate的过去分词）kineticsadj.运动的；活跃的me

7、dieval[mi:di'i:vəl]adj.中世纪；仿中世纪的；mentoringn.指导者，良师益友merge[mə:dʒ]vt.合并；使合并；吞没vi.合并；融合microorganism[,maikrəu'ɔ:ɡənizəm]n.微生物；微小动植物monitor['mɔnitə]n.监视器；监听器；监控器；班长vt.监控obscure[əb'skjuə]adj.模糊的；晦涩的；昏暗的optical['ɔptikəl]adj.光学的；眼睛的，视觉的pharmaceutical[fɑ:mə'sju:tikəl]adj.制药（学）的n.药物polymer

8、ic[pɔli'mεərik]adj.聚合的；聚合体的proces