七下Unit5water同步培优.doc

竞争力1对1 英语学科个性化教学辅导教案 1. drop n.滴 v.掉下；落下 I am a drop of water. The yellow leaves drop after the wind. 2. journey n.旅行 Our journey begins with a pleasant talk. 辨析：journey, travel, trip, tourJourney 有预定地点，单程长、短途旅行 Travel 泛指“旅行、游历” 不可数名词 Trip 短途旅行；从事业务或游览的旅行 Tour 以游览、视察、购物等为目的旅行，最后回到原出发点 3. quantity n.数量 Weve always put quality before quantity. 我们总是认为质量比数量重要 in quantity 大量; a quantity of 大量；许多 They gave the poor children a large quantity of books. 4. experiment n.实验xperimental adj.实验（性）的 The girl in white is doing an experiment.a experimental school 实验学校 5. fresh adj.新鲜的；淡的, 无盐的 Fresh water was taken to the city by train. We can breathe fresh air in the park. 6. salt n.盐salty 咸的；含盐的 The dish is more delicious with more salt 7. on adj.发生着的；（表示已连接、处于工作状态或使用中） The tap is on. The lights are on. The TV is on. 8. voice n. 嗓音；说话声 I know him by her voice.sound 声音（泛指） noise 噪音（不愿意听的声音） voice 嗓音（人的声音） . add v.加入，增加；添加 Please add a little salt in it. add to增加，增添add...to... 把...加到...上add up to合计达到They cleaned me and added some chemicals to me. 10. chemical n.化学品；adj.化学的Chemistry n.化学 These chemicals are important for the experiment. We want to buy chemical material. 1. through prep.通过 The giraffe gets the food through the window 辨析: through, across; cross through prep. 内部穿过 across prep. 外部穿过 cross v. 横过 1. They can _____the road when the light is green. 2. Finally we went ________the forest. 3. The wolf and sheep cant go ______ the bridge together. 1. valuable adj.宝贵的 The vase is valuable Im sorry Ive already taken up so much of your valuable time. alue n. 价值valueless adj. 无价值的；没有用的 1. bit adj.很小的 There is a bit of trouble at the office. a bit of 一点儿 bite --bit(过去式） 咬 1. change v.改变；n.找给的零钱；找头 You forgot to ask me for the change. We cannot change the past. 1. return v.还给；返回，归还 Will the girl return the wallet to the owner? The boy returned to th