莫鹏的回答：

1.The butterfly flies high,but the fly flies low. 2.Jack is cleverer than Lesdy，but Lesdy is the best student in their school.

侑點尐任性的回答：

你好！ 1.The butterfly flies high,while the fly flies low. 2.Jack is more bright than Lesdy, however, Lesdy is the best student in their school. 希望对你有帮助，有不明白的地方再问哟！ (*^__^*) 请及时采纳。 记得给问豆啊！