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2019-2020年高中英语 Module 5 A Lesson in a Lab词汇复习 新人教版必修1动词的五种形式（Five forms of verbs）动词原形一般现在时第三人称单数进行时过去式过去分词expandcontractreactrustboilfloatformdissolveadd tobe proud ofbe supposed to一 词性拓展(n.) (v.) (adj.) (adv.)n.v.adj.adv.expandcontractsubstancemixtureelectricityconclusionreactionelectricalequipmentreactpartialrustboilordinaryfloatformdissolvebalancefacilitydepartmentastonished二 短文填空：根据所给首字母填词，完成以下“Instruction in the lab”。 Wele to the chemistry lab, everyone. First, let me introduce the lab to you. The kinds of 1) e_ you may usually use includes: 2) c_, Bunsen 3) b_, 4) b_, test 5) t_, and 6) t_. Remember to be careful with them and the 7) e_ when you are doing 8) e_. Dont take the chemical 9) r_ out of the lab. Some of them are poisonous or 10) r_ easily with water or air, which is quite dangerous.
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