Unit 6 Get Ready for Jobs Lesson 45. 选择适当的介词填空选择适当的介词填空1. I can only see a tiny circle _ light. 2. Im looking _ my lost pen yesterday. 3. Youre looking _ the wrong end of the telescope. 答案：答案：1. of 2. for 3. throughup, for, of, in, through4. Have you finished your work yet? No, Ill finish it _ ten minutes. 5. They all stopped with joy when they climbed _ the mountain to the top. 答案：答案：4. in 5. up. 句型展示句型展示1. 丹尼通过望远镜观看。丹尼通过望远镜观看。 Danny_ _ the telescope. 2. 我想发现一颗新行星。我想发现一颗新行星。 I want _ _ a _ _. 答案：答案：1. looks through 2. to discover; new planet3. 即使我找不到一颗行星，那也值得一试。即使我找不到一颗行星，那也值得一试。 Its _ _ _ , _ _ I dont find a planet. 4. 如果我发现一颗新行星如果我发现一颗新行星, 每个人都会知道我的名字。每个人都会知道我的名字。If I _ a new planet, everyone _ _ my name. 答案：答案：3. worth a try; even if 4. discover; will know1. through prep. 通过；穿过通过；穿过 Danny looks through the telescope. 丹尼通过望远镜观看。丹尼通过望远镜观看。It took them a whole week to go through the forest. 他们花了整整一星期才穿过这片森林。他们花了整整一星期才穿过这片森林。【探究总结探究总结】through/across/cross/over through prep. 表示动作发生在立体表示动作发生在立体空间，是从物体内部空间，是从物体内部穿过。含义与穿过。含义与in相近相近 acrossprep. /adv. 表示动作是在某一物表示动作是在某一物体表面进行的移动，体表面进行的移动，意为意为“横过横过”，含义，含义与与on相近相近 crossv. 意为意为“横过，穿过横过，穿过”，相当于，相当于go/walk across go through the tunnelrun across the road/cross the roadover prep. 翻越，指越过一段距翻越，指越过一段距离或度过一段时间离或度过一段时间 jump over the fence【学以致用学以致用】 从方框中选词并用其适当形式填空。从方框中选词并用其适当形式填空。You must be careful when you go _ the road. Just go straight. Then turn left and _ the road, youll see the park on your right. Walking _ the park, we saw a lot of birds. The cat jumped _ the fence and into the garden. 答案：答案：across cross through overthrough, cross, over, across2. discover v. 发现发现I want to discover a new planet. 我想发现一颗新行星。我想发现一颗新行星。Columbus discovered America in 1492. 哥伦布在哥伦布在1492年发现了美洲。年发现了美洲。【探究总结探究总结】discover/invent用法辨析用法辨析（1）invent意为意为“发明发明”，表示发明原先不存在的东西。，表示发明原先不存在的东西。（2）discover意为意为“发现发现”，表示发现原来已存在但未被人们所，表示发现原来已存在但未被人们所知的东西。知的东西。inventdiscover【学以致用学以致用】The telephone was _ in 1876. A. invent B. inventedC. discover D. discovered. 用所给词的适当形式填空用所给词的适当形式填空1. Our solar system has eight _（planet）. 2. Look at the sun. Its _ （shine）brightly. 3. The book is educational. Its worth _ （read）. 答案：答案：1. planets 2. shining 3. reading 4. The boy is interested in astronomy. He wants to be an _ （astronomy）when he grows up. 5. At night if you look up into the sky, youll be able to _（see） stars shine. 答案：答案：4. astronomer 5. see. 单项选择单项选择 1. They will try their best in the Dragon Boat Racing _they may fail. A. if B. even ifC. unless D. until2. The moon light is coming in _ the window and the room seems quiet and beautiful. A. across B. through C. to D. past3. When spring comes, the flowers in the garden _ and give off a pleasant smell. A. put out B. come overC. come out D. take out4. I think the movie is really worth _. A. seeing B. to see C. saw D. seen5. Enough sleep is good for health. If you stay up for your favorite TV programs, you will feel _ . A. asleep B. sleep C. sleeping D. sleepy