----- Nội dung dịch tự động từ ảnh ----- 1.year/than/thirty/ fewer/each/disease/develop/ childern/the. 2.weekdays/I/make/wear/up/less/on. 3. did/fewer/hours/he/worked/than/I... 4. drinks/than/alcohol/less/jeff/John.. 5. have /I/have/ fewer/than/of/pairs/I/used/shoes/to. 6. is/of/problems/overpopulation/the/one/biggest/.