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anhhungxadieu
2 năm trước
thực hiện phép tinh (x-1)×(x+1)-(x+1)^2+5x
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1.You can avoid some diseases by yourself clean. A.keeping B.taking C.looking D.bringing 2.The Japanese eat a lot of fish instead of meat they stay more healthy. A.but B.because C.although D.so 3.Rob eats a lot of fast food and he on a lot of weight. A.takes B.puts C.spends D.brings 4.We need to spend less time computer games. A.play B.to play C.playing D.to playing 5.Do more exercise eat more fruit and vegetables. A.but B.or C.and D.so 6.After working on computers for long hours, you should your eyes and relax. A.sleep B.sleep in C.wake D.rest 7.Watching too much television is not good you or your eyes. A.with B.to C.at D.for 8.When you have flu, you may have a cough and a nose. A.runny B.running C.flowing D.noisy 9.When you have a temperature, you should drink more water and rest . A.most B.more C.most D.less 10.I forgot to wear a sun hat today and I got a . A.stomachache B.earache C.backache D.headache

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