题目

When autumn arrives, the sweet smell of sugar-roasted chestnuts usually f【1】 the air.In China, sellers u【2】 cook chestnuts in black sand on a stove. When passing by, many people want to s【3】 and buy bags of shiny chestnuts on their way to school or work.However, it’s not o【4】 Chinese people who enjoy eating chestnuts. In Paris in the winter, for example, chestnut sellers can be found in every c【5】 of the city. All over Paris, the smell of sweetness seems to say that one doesn’t have to walk far to buy this tasty snack.And in the US. Chestnuts are a must for the h【6】数组最大公因数最小公倍数2和3____________12和18____________13和39____________