1、My cat is smaller than Sarah's.(My划线,对划线部分提问 2、A killer whale can jump out of water.(变为否定句) 3、A sperm whale is 35 tons.(35tons划线,对划线部分提问)4、I'm 2.1meters tall.(变为一般疑问句) 5、Are these dinosaurs bigger than horses?（作肯定回答）
问题描述：
1、My cat is smaller than Sarah's.(My划线,对划线部分提问 2、A killer whale can jump out of water.
(变为否定句) 3、A sperm whale is 35 tons.(35tons划线,对划线部分提问)
4、I'm 2.1meters tall.(变为一般疑问句) 5、Are these dinosaurs bigger than horses?（作肯定回答）
答
1.Whose cat is smaller than Sarah's.2.A killer whale can't jump out of water.3.How heavy is a sperm whale?4.Are you 2.1 meters tall?5.Yes,they are.Yes,these dinosaurs are bigger than horses.