为保证资源的可持续发展，下列做法不正确的是（　　）

A．合理开发和利用资源

B．不能以任何形式去开发资源

C．保持再生资源的再生能力

D．不能过度消耗非再生性资源

–What do you mean ______ saying “He is over weight”？

--- I mean that he is too fat ______ his age.

A．to; for

B．by; for

C．about; with

D．by; about