bÀI 1:Tìm số có 2 chữ số biết nếu viết thêm số có 2 chữ số gấp rưỡi số đã cho vào bên trái thì tổng của số mới và số cũ là 4864 mk cầu xin mọi người giải bài này theo cách cấu tạo số ạ

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Benefit of living in the countryside. While many people prefer city life, a lot of people want to send their life in a rural area. The countryside are often(1)_________than the city because there are not as many factories and traffic as in big cities. The country folk can be (2) _________and they often live(3) _________than city dwellers. Besides, life in the countryside is(4) _________and peaceful because the crime rate is much(5) _________. The rural areas are(6) _________populated than the urban area but the neighbors are(7) _________and more helpful. Life in the countryside is(8) _________for old people than the energetic youngsters 1. * 1 điểm A.less polluted B.more polluted C.less pollutedly D.more pollutedly The country folk can be (2) _________and they often live(3) _________than city dwellers. * 1 điểm 2. A.more healthy B.healthier C.more healthily D.helthily. The country folk can be (2) _________and they often live(3) _________than city dwellers. * 1 điểm 3.A.longly B.longer C.shortly D.shorter Besides, life in the countryside is(4) _________and peaceful because the crime rate is much(5) _________. * 1 điểm 4.A.more simple B.simpler C.simply D.more simply Besides, life in the countryside is(4) _________and peaceful because the crime rate is much(5) _________. 1 điểm 5.A.higher B.highly C.lower D.lowly The rural areas are(6) _________populated than the urban area but the neighbors are(7) _________and more helpful. Life in the countryside is(8) _________for old people than the energetic youngsters. * 1 điểm 6. A.more densely B.more dense C.less D.less dense The rural areas are(6) _________populated than the urban area but the neighbors are(7) _________and more helpful. Life in the countryside is(8) _________for old people than the energetic youngsters. * 1 điểm 7 .A.more friendly B.friendlier C.friendly D.less friendly The rural areas are(6) _________populated than the urban area but the neighbors are(7) _________and more helpful. Life in the countryside is(8) _________for old people than the energetic youngsters. * 1 điểm 8. A.more suitable B.more suitbly C.less suitably D.suitably.