大全797 The original building and loan associations were organized as limited life funds, whose members made monthly payments on their share subscriptions, then taking turns drawing on the funds for home mortgages. (A) subscriptions, then taking turns drawing (B) subscriptions, and then taking turns drawing (C) subscriptions and then took turns drawing (D) subscriptions and then took turns, they drew (E) subscriptions and then drew, taking turns 答案:C。很明白选C。但想问下关于take turns 后面永远是加doing的用法吗?还是也可以加to do? |