Tom has been in China for three years.(改为同义句)

问题描述:

Tom has been in China for three years.(改为同义句)
1.Tom has been in China ( ) three years( ).
2.Three year ( ) ( ) ( ) Tom cane to China.
3.Tom ( ) ( ) China three years ( ).
4.It is ( ) ( ) ( ) Tom came to China.

1.fortime
2. has passed away
3. came to ago
4. three years since