问题描述：
John is 14 years old.tina is also 14 years old.
John is 14 years old.Tina is also 14 years old
合并
John and Tina()()14 years old
John and Tina are （）（）（）（）
John is 14 years old.Tina is also 14 years old
合并
John and Tina()()14 years old
John and Tina are （）（）（）（）
问题解答：
我来补答展开全文阅读