初一英语知识点总结.ppt

* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ·译林牛津版 5 choose v．选择 [搭配] choose to do sth 选择做某事 choose how to do sth 选择如何做某事 choose sb as/to be…选某人当…… [拓展] choose的过去式为chose, 过去分词为chosen, 现在分词为choosing。名词为choice, 如： make a choice 作出选择 ·译林牛津版 活学活用 (　　) —Would you please tell Miss Li that she ______ as a volunteer for the activity? —Of course . I will tell her tomorrow. A．choose 　　　　　 B．chose C．has chosen D．has been chosen D ·译林牛津版 6 be made of 由……制成 [拓展] be made from 由……制成 be made out of 由……制成 be made in＋地点，在某地制造 be made into 制成…… be made by＋sb 由(谁)制造 be made up of 由……组/构成 [注意] be made of制成品仍可以看出原材料；而be made from制成品经过化学变化，看不出原材料。 ·译林牛津版 活学活用 1．单项填空 (　　)The brown desk ________ of wood. A．make 　　　　　　B．made C．is made D．makes 2．根据汉语意思完成句子 (1)This ________________________my father. 这个木质玩具是我爸爸做的。 (2)That __________________________ three hundred parts. 那辆现代的电动车是由三百个部件构成的。 C wooden toy was made by modern e-bike is made up of ·译林牛津版 7 keep v．保持；使保持某种状态 [归纳] (1)keep＋形容词，表示“保持某种状态”。 keep＋动名词，表示“一直做某事”。 (2)keep＋sb/sth＋形容词，表示“让某人(物)保持某 种状态”。 (3)keep＋sb/sth＋表地点的介词短语，表示“让某人 (物)一直在某地”。 (4)keep sb/sth (on) doing sth 表示“让某人(物)不断 做某事”。 ·译林牛津版 (5)keep sb / sth from doing sth 表示“阻止、防止某人(物)做某事”，相当于stop / prevent sb / sth (from) doing sth。 例：You must keep him in the room until he gets well.你必须让他待在房间里直到他病好了。 They kept the machine working every day. 他们让机器每天不停地运转。 Forests can keep water from running away. 森林能够防止水分流失。 ·译林牛津版 活学活用 1．单项填空 (　　)(1)If people ________ cutting down the forest, they will have nowhere________. A．keep; to live in B．will keep; to live in