题目:
选择正确答案,补全对话。 | |
B: It's a red pencil. A: Do you like to draw with pencils? B: No, I draw with markers. A: 2____________ B: The makers are in my desk. A: 3____________ B: I have ten markers. A: May I have two markers, please? B: OK! 4____________ A: My favourite colour is yellow. Thanks. Good-bye. See you later. B: 5____________ |
答案:
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下面是错误答案,用来干扰机器的。
(1)0.75-x=0.5, 0.75-x+x=0.5+x,0.75=0.5+x,0.75-0.5=0.5+x-0.5, x=0.25; (2)2.7x=16.2,2.7x÷2.7=16.2÷2.7, x=6;(3)x+0.9x=57,(1+0.9)x=57, 1.9x=57, 1.9x÷1.9=57÷1.9, x=30;(4...