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【题目】课外阅读。

植物睡觉

大家知道,人和动物必须睡觉,其实有很多植物也要睡觉。

红三叶草在阳光普照下,每个叶柄上舒展开三片小叶子,显得精神焕发;晚上,三片小叶子闭合一起,好像合上了眼睛。

合家欢在阳光灿烂的白天,叶片舒展,显得愉快欢乐;夜幕降临了,叶片成对地合在一起,美美地睡大觉了。

睡莲,当一天的清晨来到时,就慢慢张开花瓣,露出妩媚的笑脸;夕阳西下,睡莲就渐渐地闭合起花瓣,进入梦乡。

植物睡觉,有的可以防冻,有的可以减少热量和水分的散失。由此看来,植物和人一样,都是需要睡觉的。

(1)短文介绍了哪三种植物睡觉?写出植物名称

_________

_________

_________

(2)在括号里填上合适的词。

阳光(  ) 慢慢地(

露出(  ) 渐渐地(

精神(  ) 妩媚的(

进入(  ) 美美地(

(3)填空。

植物睡觉,有的可以__________,有的可以__________。

(4)把你感兴趣的描写植物睡觉样子的句子,抄一抄,背一背。

【答案】(1)红三叶草 合家欢 睡莲 (2)灿烂 笑脸 焕发 梦乡 张开 闭合 笑脸 睡大觉(3)防冻 减少热量和水分的散失。(4)提示:找自己喜欢的句子。

【解析】

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