You should put some stones in the tank同义句It's ___ ___ ___ for you to put some stones in the tanklt's easy to look after fantail goldfishi.fantail goldfish ____ ____ _____ ____ ____
问题描述：
You should put some stones in the tank同义句It's ___ ___ ___ for you to put some stones in the tank
lt's easy to look after fantail goldfishi.
fantail goldfish ____ ____ _____ ____ ____
答
2 is easy to look after