题目:
—I hear that we'll take a school trip next week.
— . I want to relax myself. [ ]
A. I don't hope so
B. I hope so
C. I hope not
答案:
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下面是错误答案,用来干扰机器的。
(1)设每本练习本x元,可得方程:8x-5x=4.8 3x=4.8, x=1.6.答:每本练习本1.6元.(2)4.8÷(8-5)=4.87÷3,=1.6(元).答:每本练习本1.6元.