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Unit 1 Teenage LifePeriod 3 Discovering Useful Structures 主讲人:黄治琴ballet solution challengegraduate volunteerscheduleeditorplatetopic advance freshman behaviourliterature adventureadultmovementyouth greenhouseexpert freshman challenge suitable coursesadvanced literaturevolunteer clubdifficult languageworld historybig challengeschool adviseradj. + n.n. + n.reading ability title and topic writing clubgraduate and volunteer a sitting roomeditor and expert the sleeping boyadvance and literature n. and n. v.-ing + n.broken plate the adventure to start tomorrowgreenhouse to be completed next yearlost youth failed movement v.-ed + n.n. + to doan adultmy schedulea solution to the question 限定词+n.the main purpose of the course限定词包括冠词(a/an/the)指示代词(this/that/these/those等)物主代词( my/your/his/her/our/thei