Unit 1 Past and present词汇拓展1.marry v. married (adj.) 已婚的2. communicate v. communication (n.)3. north n. northern (adj.)4. wife n. wives(复数)5. interview v. interviewer (n.) 采访者 6.recent adj. recently (adv.)7.exact adj. exactly (adv.)8.pollute v. pollution(n.)重点短语1.和玩play with sb2.不再not any more=no more3.不同时期的交通工具transport at different times4.阳光镇的变化the changes to Sunshine Town5.非常了解这个地方know the place well6.从那时起since then自从2005年以来since 2005自从去年以来since last