The_Earthworm_Digs_Land_科普英语.doc

The Earthworm Digs Land(挖土地的蚯蚓)Earthworms belong(属于) to the worm(蠕虫) group of invertebrates（无脊椎动物）. They live in moist(潮湿的) soil underground.Earthworms have long, soft bodies with no legs. They are made up（由做成的） of many segments(段，部分). They do not have eyes, ears, or a nose, but they can sence movements in the ground.The earthworm eats soil and the decaying（腐烂） plants and material （物质原料）in it. The earthworm takes in（让。进入） food from its mouth, the intestines（内脏） digest（消化） the food, and the anus pushes out waste. The worms circulatory（循环的） system（系统） is made up of blood vessels（血管） and five hearts. This system carries blood through the worms whole body.The earthworm digs tunnels through the soil as it moves. These tunnels let air and water into the soil. The waste from earthworms fertilizes （使肥沃）the soil and makes it rich. The light, rich soil where earthworms dig is good for plants, such as farm crops（农作物）.The digging that earthworms do is very important for people. Without earthworms, soil would become hard and would not be good for farming.全文翻译：蚯蚓属于蠕虫中的无脊椎动物。它们住在潮湿的土壤底下。蚯蚓没有腿，并且有又长又柔软的身体。它们是由很多部分组成的。它们没有眼睛，耳朵，和鼻子，但是它们能感觉到地面的运动。蚯蚓吃泥土，腐烂的植物，和植物中重要的物质。蚯蚓让食物从它的嘴里进入（用嘴吃食物），它的内脏消化食物，（最后）废弃无用的东西从肛门中排泄。蚯蚓的循环系统是由血管和五个心脏组成的。血液通过这个系统流过蠕虫（蚯蚓）的整个身体。蚯蚓随着身体的移动，穿过土壤打出一个个隧道（洞）。这些隧道让空气和水分进入土壤。蚯蚓的排泄物使土壤变得肥沃，并且把土壤变得更富饶。阳光、肥沃的土壤、蚯蚓打过洞的地方，都有利于植物（的生长），像农作物。蚯蚓挖掘的过程对人类是非常重要的。没有蚯蚓，土壤将会变得僵硬并且不适合耕种。重点词组：1：belong to 属于 The house is belong to me.这个房子是属于我的。2: the worm group of 蠕虫类的3：make up （1）由做成的The doors of the palace were made of beaten gold. 宫殿的门由金箔做成。补充含义：（1）化妆 make-up man 化妆师 （2）编造 He made up some excuse about he help an old lady cross the road.他编造了一些借口说他帮助一位老奶奶过马路。4：take in 让.,进入 补充含义：（1） 呼吸，吸取 take in the fresh air. 吸入新鲜空气（2） 排出They both take in and expel matter.它们既吸取物质也排放物质。5：live in moist soil住在湿润的土壤中6：be good for 对有好处7：as it moves 当它移动时8: push out 排出9：make it rich 使它肥沃10：decaying plants 腐烂的植物定语从句：（1）The light, rich soil where earthworms dig is good for plants, such as farm crops.阳光、肥沃的土壤、蚯蚓打过洞的地方，都有利于植物（的生长），像农作物。(2) The digging that earthworms do is very important for people.蚯蚓挖掘的过程对人类是非常重要的。没有蚯蚓，土壤将会变得僵硬并且不适合耕种。完形填空Earthworms belong to the worm(蠕虫) group of invertebrates（无脊椎动物）. They live in 1 soil underground.Earthworms have long, soft bodies with no legs. They are 2_of many segments(段，部分). They do not have eyes, ears, or a nose, but they can sence movements in the 3_.The earthworm eats soil and the decaying（腐烂） plants and material （物质原料）in it. The earthworm _4_ food from its mouth, the intestines（内脏） digest（消化） the food, and the anus pushes out waste. The worms circulatory（循环的） system（系统） is made up of blood vessels（血管） and five hearts. This system _5_ blood _6_the worms whole body.The earthworm digs tunnels through the soil _ 7 it moves. These tunnels let air and water into the soil. The _ 8 from earthworms fertilizes （使肥沃）the soil and makes it rich. The light, rich soil _9 earthworms dig is good for plants, such as farm crops（农作物）.The digging that earthworms do is very important for people. Without earthworms, soil would 10 hard and would not be good for farming.1. A. moist B.dry C.hard D.mold2. A.made for B.made up C.made from D.made in3. A.tree B.house C.sky D.ground4. A.eats B.drinks C.take in D.takes in5. A.carries B.lets C.takes D.ho