the lawn poorly for the next six years.Day 4Hippos move silicon (P6)Choose the answer:1. Paragraph 2 proves that hippos are _____. A. silly B. funnyC. friendlyD. helpful2. How much is the Mara River ……

, they play an important role in Africa’s ecosystem (生态系统) as well. Hippos have been keeping silicon (硅...河马 —— 自然界硅元素的搬运工。Hippos look a little bit silly, don’t you think? They have huge bodies, but small ……

.  1   Hippos keep silicon (硅), which is good for plants and animals, on the move throughout East Africa, ScienceNews reported.   1   Hippos keep silicon (硅), which ……

生活在非洲的河马Fun factHippos can’t swim. They walk in the water. They push against things to move (移动) forward.1.Hippos mostly eat ______.A. grass B. land animals C. big fish 2.Hippos spend up to _____ ……

Hippos are huge!2019年7月总第60期 ……

这只河马可真饿!LOOK at the two hippos (河马). One is biting (咬) the other’s bottom (屁股)! He must be very hungry. The hippos live in Kenya’s Masai Mara National Reserve. ……

the sun there can be. Hippos don’t have air conditioners (空调). Staying in water is the only way to keep cool. What’s more, I can move very fast in water. And in water, I use only ……

河马也会耍杂技。 ANYTHING could happen in a circus (马戏团). Hippos can perform acrobatics (杂技), too. The three lovely hippos were performing with their owners in a circus in Minsk, the capital city of Belarus ……

to say that I live in Africa. You know how strong the sun there can be. Hippos don’t have air conditioners (空调). Staying in water is the only way to keep cool. What’s more, I can move ……

cats, elephants, hippos, wolves and others. Animal rights groups say the move is “a historic... 230 animals, including big cats, elephants, hippos, wolves and others. Animal rights groups say ……

the graphene sheets like a sandwich so that the silicon could not move around freely and take away the energy... are limited by two things: how many lithium ions it has and how quickly these ions move. Current rechargeable ……

animals do in summer? Many animals like to stay in cool places. Pigs like to stay in mud. Hippos like... and the air is cooler. On hot sunny days, fish move to deeper water. It is cooler there.People’s help动物 ……

河马大战Look! Two angry hippos meet in a river. They fight. One kicks the other. That one falls down... this picture. These two hippos are from Kenya (肯尼亚). It is a very hot country. GrammarFall down 摔倒，跌倒He falls ……

原来河马是“旱鸭子”。Hippos (河马) like to spend most of their time in the water. But they can’t swim! They just walk in water instead of swimming. Hippos enjoy staying in cool water. They go up and down ……

). But one of them is fake (冒充的). Can you find the fake one?I’m a hippo (河马) zookeeper. Hippos live in Africa. They love water. Hippos spend up to 16 hours a day in the water. Their eyes and noses are high ……