6. complete these sentences with: more , less , fewer 1, A student works .more/ fewer......... hours than a worker. 2, He reads .................. books a day than me. 3, Lan eats .......................rice than her sister. 4, They spend ..................................money than us, 5, children in the slums have.............nutrition than those in the wealthy areas. 6, city has...............criminals than countryside. 7, He eats .............junkfood than I do . 8, February has ................days than January. 9, Big cities suffer(chịu đựng)...............pollution than the countryside. 10, A healthy child requires(đòi hỏi) ..............care(sự chăm sóc) than a sick one. 11, Children in the slums have..........diseases than those in wealthy areas. 12, The slums has ............clean water than other areas. 13, Maths has..............homework than Literature. 14, China has....................pupulation(dân số) than Viet Nam. 15, A teacher needs(cần)..........calories than a farmer. 16, Her room has ..................space(khoảng trống) than mine.