It was the first day of biology class. The teacher wanted to give a good
41 to his class. He wanted to
42 his students’ eyes to the world of biology.
He knew that
43 young students was not easy, so he worked
44 and tried to find a good way to teach this class.
45 thinking for a long time, he made a
46 at last. He decided to show the kids something
47 and teach them a lesson at the same time.
He asked his students to
48 carefully. Then he began. He put a worm(虫子) into a glass of water. The worm
49 around in the water. Then he put a second worm into a glass full of alcohol(酒精). It died at once. He asked the students if anyone knew about
50 they learned from it. A boy said, “You showed us that if we drink alcohol we won’t have worms.”
| 小题2: | | A．go to | B．open up | C．call up | D．keep out |
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| 小题3: | | A．sending | B．fitting | C．following | D．teaching |
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| 小题4: | | A．hard | B．quickly | C．loudly | D．alone |
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| 小题5: | | A．Before | B．While | C．After | D．When |
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| 小题6: | | A．story | B．decision | C．cake | D．face |
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| 小题7: | | A．crazy | B．impossible | C．strange | D．interesting |
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| 小题8: | | A．watch | B．use | C．listen | D．write |
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| 小题9: | | A．flied | B．ran | C．jumped | D．swam |
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