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不一样的微课堂，一起玩转英语，体会语言之美，练就英文小嘴巴，小耳朵！ 芙娜娜用孩子们喜欢的方式把故事传递给他们，让我们在故事中品味绘画艺术，在欣赏图画中认识文字、理解英文文学。 配合芙娜娜的独家趣味英文习题和手工，帮孩子轻松掌握语言技能！ 和芙娜娜来一场让眼睛享受、让心灵愉悦、让英语提升的美妙体验吧！ ............................................................... 认识它吗？ 一只可爱的蝌蚪，它从哪里来，要从哪里去呢？今天我们一起揭开它的秘密！ 我们今天的主题是: 生物
各种生物都有它们各自的生命周期，它们一生都要经历很大的变化，动物生长发育的每个阶段，也都有不同的形态特征。 我们周围有很多的小动物，他们的一生也要经历这样一个过程，这个过程的各个阶段是怎样的呢？ The Life Cycles of Living Things A life cycle is the way a living thing grows and changes. All animals have life cycles. 动物的一生都要经历出生、生长发育，所有的动物都有它们的生命周期。 Living things grow and change. A kitten does not stay a kitten. It grows into an adult cat. 小猫会逐渐发育至成年猫。 Every lifecycle has stages. At each stage, the animal looks different. All animals change size as they grow.Many animals also change shape.Some animals even change color! 在每个阶段,动物看起来都不尽相同。所有的动物都会逐渐长大，大多数动物也会改变形态，有些甚至改变颜色! A caterpillar and a butterfly are part of the same life cycle. Different Life Cycles A mammal is one kind of animal.Mammals have hair or fur on their bodies. Dogs and cats are mammals . 哺乳动物是动物的一种，他们的身体有毛发或皮毛。猫和狗都是哺乳动物。 Giraffes are mammals. Their bodies have hair.长颈鹿是哺乳动物。他们的身体有毛发。 Young mammals look a lot like their parents.Mammals grow bigger as they get older.Some mammals also change color as they get older. 年幼的哺乳动物看起来很像他们的父母，它们会越长越大。一些哺乳动物长大之后也会改变颜色。 Elephants are mammals.They grow bigger as they get older. The life cycle of a toad A toad is an amphibian.It starts life as an egg. The egg hatches and tadpole swims out. A tadpole is a very young toad or frog. 蟾蜍是一种两栖动物，它从一个卵开始它的生命周期，卵孵化出来小蝌蚪。 A tadpole lives only in water.It has a tail, but it does not have legs. Soon the tadpole starts to change.It grows back legs.Then it grows front legs.Its tail starts to get smaller. 蝌蚪只生活在水里，它有一个尾巴, 没有腿。蝌蚪很快开始改变，它先长出后腿，然后再长出前腿，尾巴开始变小。 Finally, the tadpole starts to look like a toad!An adult toad has four legs. It does not have a tail.It can live on land or in the water.The adult toad may lay eggs in the water.Then the life cycle starts over. 最后,蝌蚪开始看起来像一只蟾蜍!成年蟾蜍有四条腿，没有尾巴。 它可以生活在陆地或在水中。成年蟾蜍可能在水里产卵。生命周期重新开始。 The life cycle of a horse A horse is a mammal.Baby horses are called foals.Foals look like their parents. Foals can stand up an hour after they are born! 马是一种哺乳动物。幼马被称作驹。小马驹看起来像他们的父母。小马驹能出生一个小时后站起来! The life cycle of a butterfly Many insects have life cycles that are four stages. A butterfly is an insect.Its life cycle has four stages.A butterfly starts life as an egg.Then a larva hatches from the egg.A larva is a young insect.A butterfly lava is called a caterpillar. 许多昆虫生命周期有四个阶段。蝴蝶是一种昆虫。它的生命周期有四个阶段。一只蝴蝶的生命周期从一个卵开始，然后孵化出来幼虫，这是第二阶段。一只蝴蝶幼虫被称为毛毛虫。 关于青蛙成长的PPT,动态播放，孩子爱看！ |
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