Read and write. 读一读.按规律写数字.1. one seven . 2

Read and write. 读一读，按规律写数字。1. one seven .

2. fifty-one seventy-one eighty-one .

3. twenty forty sixty .

4. thirty-five fifty-seven sixty-eight .

试题答案

1. three five nine 2. sixty-one ninety-one 3. thirty fifty seventy eighty 4. forty-six seventy-nine