the browns came to china ten years ago改同义句是什么现在就急要!

the browns came to china ten years ago改同义句是什么现在就急要!
the browns came to china ten years ago改同义句是什么
现在就急要!

the browns came to china ten years ago改同义句是什么现在就急要!
The brows have been in China for ten years.

The Browns have been in China for ten years.

the browns haas been in China since ten years ago

It has been ten years since the Browns came to China last time