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vuthiquynhanh23091810
2 năm trước
Cho 3 số a b c thực dương thỏa mãn a^2+b^2+c^2=3 Tìm GTNN của A= 1/ căn 1+(8a)^3 + 1/căn 1+(8b)^3 + 1/ căn 1+(8c)^3
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VI. Combine each of the following pairs of sentences into one sentence using too/enough with infinitive too/enough/so . . . as with infinitive 1.You are very young. You can't have a front-door key. 2.It is very cold. We can't bathe. 3.Would you be very kind and answer this letter by return? 4.I am rather old. I can't wear that kind of hat. 5.The ladder wasn't very long. It didn't reach the window. 6.He hadn't much money. He couldn't live on it. (Omit it.) 7.He was furious. He couldn't speak. 8.The fire isn't very hot. It won't boil a kettle. 9.Tom was very foolish. He told lies to the police. 10.You are quite thin. You could slip between the bars. 11.He is very ill. He can't eat anything. 12.Our new car is very wide. It won't get through those gates. 13.The floor wasn't strong. We couldn't dance on it. (Omit it.) 14.I was terrified. I couldn't move.

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