科学泡泡堂Why do koalas sleep so much?为什么考拉那么爱睡觉？Koalas only eat tree leaves. Those leaves have a small amount of energy (能量). Koalas need to sleep a lot to save energy. ……

根据你所听到的短文内容，选择正确答案。短文听两遍。1. Why do koalas hug trees?A. To find food.B. To cool their bodies.C. Just for fun.2. What did scientists use to watch the koalas?A. Cameras.B. Computers.C. Glasses.3 ……

have thick fur (皮毛) and always stay outside. To beat the heat, animals have many great tricks. Let’s take a look!Koalas – hug treesCan hugging a tree help to cool off? Koalas say, “Yes!” Trees are cool ……

. A. Why people need to sleep. B. Why people have sleeping problems.B. Why people have sleeping problems.B. Why people have sleeping problems.B. Why people have sleeping problems.C. How ……

stories to the children, and if a child is feeling sad or tired, there is always a kind lap to sit..., and if a child is feeling sad or tired, there is always a kind lap to sit on and a cuddle ……

Rain or shineSituationMary: I like koalas very much. Every Sunday, I go to the zoo to play with them, rain or shine.Dave: Why do you want to see the koalas?Mary: Because they're cute.How to useRain ……

1.Where do koalas live?A. Australia.B. The US.2. What does the word “koala” mean1?A. It means “no eat”.B. It means “no drink”.3. Can koalas swim?A. Yes, they can.B. No, they can’t.4. Are koalas bears ……

stories to the children, and if a child is feeling sad or tired, there is always a kind lap to sit... to the children, and if a child is feeling sad or tired, there is always a kind lap to sit on and a cuddle ……

sad or tired, there is always a kind lap to sit on and a cuddle.So I was interested to read... to the children, and if a child is feeling sad or tired, there is always a kind lap to sit on and a cuddle ……

in a deep volcanic lake in northeast China.I always thought koalas were cuteAROUND 3,000 female koalas in an Australian national park are to be injected with the same hormones as the contraceptive ……

one of the longest-sleeping animals in the world. How many hours do you sleep every day? Maybe 10.... Now you know why I spend so much time in my tree. Don’t call me lazy anymore. Ho ……

in Australia have found out why they do it. According to the scientists, they hug trees to cool their bodies.The scientists watched the koalas with special cameras throughout the year. They noticed ……

1. Bats always _____ when they are exiting a cave.A. turn left B. turn right 2. No two zebras have the same stripes.A. TrueB. False3. Koalas (树袋熊) sleep _____ hours a day.A. 8 B. 10 C. 184. A hippo ……

at home. Koalas are also lovely. They always make people happy. I often make my parents and friends happy.... And I always have two pigtails (辫子). They look like a rabbit’s ears. I am as timid (胆小的) as a rabbit. I ……

one of the longest-sleeping animals in the world. How many hours do you sleep every day? Maybe 10...;Now you know why I spend so much time in my tree. Don’t call me lazy anymore. Ho-hum ……