About this ebook
預習是接受新知識的重要準備工作。有些同學由於沒有預習的習慣，對老師一堂課要講的內容一無所知，就在那傻傻地聽老師講課，老師叫幹什麼就幹什麼，顯得呆板被動，缺乏學習的積極性和主動性。有些同學雖然能做到預習，但看起書來似走馬觀花，不動腦、不分析，這種預習一點也達不到效果。教戰提高學習效率方法
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