完形填空It was the first day of biology class. The teacher wanted to give a good 1to his class. He wanted to 2his students’ eyes to the world of biology.He knew that 3young students was not easy, so he worked 4and tried to find a good way to teach this class.5thinking for a long time, he made a 6at last. He decided to show the kids something 7and teach them a lesson at the same time.He asked his students to 8carefully. Then he began. He put a worm(虫子) into a glass of water. The worm9around 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 about10they learned from it. A boy said, “You showed us that if we drink alcohol we won’t have worms.”1.A.payB.startC.dayD.tour2.A.go toB.open upC.call upD.keep out3.A.sendingB.fittingC.followingD.teaching4.A.hardB.quicklyC.loudlyD.alone5.A.BeforeB.WhileC.AfterD.When6.A.storyB.decisionC.cakeD.face7.A.crazyB.impossibleC.strangeD.interesting8.A.watchB.useC.listenD.write9.A.fliedB.ranC.jumpedD.swam10.A.whatB.howC.whenD.why
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BBDAC BDADA解析1.此题考查名词，根据语境可知老师想给学生们一个好的开端。故用start。2.此题考查固定短语open up表示开拓。3.此题考查动名词的用法。动名词短语作主语谓语动词用单数。4.此题考查副词，work hard表示努力工作。5.此题考查介词，after表示…之后。6.此题考查固定短语make a decision表示下定决心。7.此题考查形容词，根据下文提示可知选择D，interesting。8.此题考查动词，根据语境可知选择watch，让学生仔细观看。9.此题考查动词，在水应是游泳。10.此题考查宾语从句的引导词，根据语境可知选择what。