高二英语教案：第二十三单元Telephones(3)
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2 . wind 用作动词时，为不规则动词，过去式和过去分词都是 wound , 可以表示“ ( 道路、河流等 ) 弯曲，蜿蜒; ( 把毛线等 ) 卷起，卷成球; ( 把某物 ) 卷在 ( 某物、人等 ) 上，缠绕;上紧 ( 发条 ) ”。例如： The river winds through the jungle . The road winds up the mountain . Will you wind the wool into a ball? 3 . strong 用作形容词，其名词形式为 strength , 动词形式为 strengthen。例如： Which do you think is stronger , a lion or a tiger? He has a very strong will . They took strong measures at last . The light is too strong for this room . This coffee is too strong for me . He got his strength back slowly after his illness . She doesn\t have enough strength to walk upstairs . We want to strengthen our ties with them . 4 . interrupt 意为“阻碍 ( 某人 ) ，打断 ( 某人 ) 的话;使 ( 工作、谈话等 ) 中断， ( 使 ) 终止”。例如： Don\t interrupt ( me ) while I am working . I\m sorry to interrupt you , but there\s someone to see you . A flash interrupted the program . 5 . lack 既可用作名词，意为“欠缺，不足”;也可用作动词，意为“缺少……， ( 对 ) ……不充裕”。例如： The project failed due to lack of money . Lack of heat made us cold . She lacked the experience to get the job . They are so rich that they lack for nothing . 6 . need 既可用作实义动词，也可用作情态动词，意为“需要”。 ①用作实义词时，其后通常跟名词，带 to 的不定式或动词 - ing 形式作宾语。例如： I need your help . Here are some exercises that need to be done after class . Your telephone needs repairing ( = to be repaired ) . ②用作情态动词，通常用在否定句或疑问句中。例如： “Need you go now?”“You , I must . ” You needn\t come to the meeting this afternoon if you have something important to do . 7 . announce 用作动词，意为“发表……，宣布……，告知”，其名词形式为 announcement。 The government announced its new economic policies . The news was announced to the public on TV . Please announce to your class that there will be no school tomorrow . (责任编辑：admin) |
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