Part Ⅱ Learning about Language, Using Language
课前预习识记 (学生用书P49)Ⅰ.识记单词1.t________n. rise and fall of the sea that happens twice a day 答案:tide2.n________n. cloth of threads that are knotted together with big holes between答案:net
3.c________n. very small part of a human, animal, or plant body答案:cell4.s________n. furry animal that lives in the sea and on the land 答案:seal5.s________v. pull liquid into your mouth through your lips答案:suck


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