田纳西河的水系,水文特征是 ①水系发达,支流众多 ②河流落差大,水力资源丰富 ③水量丰富,流量不稳定 ④矿产资源丰富
Tuesday is the _______day of the week. A.second B.third
What day ________yesterday? October twelfth. A.was B.is
What’s ______name? My name is Danny. A.your B.you
I like a sweater, _____ I don’t like a skirt. A.but B.and
My favourite dessert is ice cream.下列说法发生转折的是 A.Their favourite dessert is ice cream,too. B.But Their favourite dessert is cake.