学科英语-计算机系列22
I hear and I forget. I see and I remember. I do and I understand. Confucius。Chinese philosopher & reformer (551 BC - 479 BC)
真是实践出真知！
记忆有short-term memory 和long-term memory.
我们要让英语从表层进入深层，记忆从短暂到长久。
学科英语---让你学到真正的英语！！！！
( 3 sentences)http://t1.g.hjfile.cn/listen/201205/201205190246356062844.mp3Step 1: Click to placethe cursor to the right of the letter a in the word cap.
Step 2: Press the Backspace key once to delete the letter a.
Key the letter u to spell the word cup.
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