解方程: (1) 4﹣3x=6﹣5x (2) 5(x+8)﹣5=6(2x﹣7) (3) ﹣ =1 (4) ﹣ =1. 答案:解:移项合并得:2x=2, 解得:x=1;
解:去括号得:5x+40﹣5=12x﹣42, 移项合并得:﹣7x=﹣77,解得:x=11;
解:去分母得:3x+3﹣2x=6, 解得:x=3;
解:方程整理得: {#mathml#}x−202{#/mathml#} ﹣10x﹣10=1, 去分母得:x﹣20﹣20x﹣20=2,移项合并得:﹣19x=42,解得:x=﹣ {#mathml#}4219{#/mathml#} .
短文改错。 此题要求改正所给短文中的错误。对标有题号的每一行做出判断:如有错误(每行只有一个错误),则按下列情况改正:此行多一个词:把多余的词用斜线(╲)划掉,在该行右边横线上写出该词,并也用斜线划掉。 此行缺一个词:在缺词处加一个漏字符号(∧),在该行右边横线上写出该加的词。 此行错一个词:在错的词下划一横线,在该行右边横线上写出改正后的词。 注意:原行没有错的不要改。
I was only about six that he held his hand out to me. I took it in me and we walked. Then I ask him, "Grandpa, how come you have so much lines on your hand?" he laughed and said, "Well, that’s the big question!" He was silent for a moment. So he answered slowly: "Each these lines stands for a trouble in my life." I looked at his other hand. "But Grandpa, what do you have more lines on that one?" "Because there are more the honors and joys in my life."
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