英语的答案，谢谢了

Question

Mary was able to dance at the age of 5.(改为同义句）
Mary_____ dance_____ she was five.
The girl is very young.She can not go to the park alone.(改为同义句）
The girlis _____young_____go the park alone.

Answer 1

Mary could dance when she was five
The girl is too young to go the park alone.
加油！不明白再问！如果帮到你，请采纳，谢谢！

Answer 2

Mary was able to dance at the age of 5.(改为同义句）
Mary___could__ dance_when____ she was five.
The girl is very young.She can not go to the park alone.(改为同义句）
The girlis __too___young__to___go the park alone.

Answer 3

Mary could dance when she was five.
The girl is too young to go the park alone.

Answer 4

could（can 的过去式）， when（时间状语从句）
too…to… 太……而不能

Answer 5

第一个could 第二个 when 第三个 is too 第四个 to