例句與造句

1. he studies ways to control aging, and the national institute on aging helped support the study
   他研究控制衰老的方法，國(guó)家抗衰老協(xié)會(huì)對(duì)此項(xiàng)研究給與支持。
2. It's difficult to find control age in a sentence. 用control age造句挺難的