单词:specific pathogen free animals
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[00:10.79]There is a zoo in our city. [00:38.24]My parents often take me there on holidays. [00:44.41]I like animals. I have a lot of toy animals in my room. [01:36.26]In the zoo I can see tigers, [01:40.99]elephants, monkeys, pandas, bears, snakes a
[00:00.00]unit 4_top 3 [00:03.84]A field trip to the zoo. [00:06.74]Section A 1a Listen,read and say [00:13.92]Are you free on Sunday? [00:16.51]yes,I am. [00:18.00]Do you want to go to the zoo? [00:20.79]Sounds great! [00:22.36]What animal do you li
Henry Lopez took his son Mario to the zoo. Mario loved animals. Henry thought the zoo would make his son happy. Instead, Mario was very angry. What's wrong? asked Henry. All the animals look so sad, said Mario. They want to be free, not stuck in cage
Zebra After all, domesticating zebras is nothing new. It's not? No. In fact, people have been trying to domesticate zebras for about a hundred years. So the zebra market has already been cornered? Not exactly. There is no zebra market, because zebras
Zebra After all, domesticating zebras is nothing new. It's not? No. In fact, people have been trying to domesticate zebras for about a hundred years. So the zebra market has already been cornered? Not exactly. There is no zebra market, because zebras
Once upon a time a shepherd boy was wandering far from home.He lost his way in the forest and as darkness fell he felt very frightened and lonely.Suddenly a large lion came padding out of the trees toward shim.The boy was just about to run for