在项目建议书和可行性研究阶段对拟建项目预先测算出的投资额称为（）。

A.投资匡算

B.投资估算

C.初步设计概算

D.施工图预算

At the meeting the boss was explaining his plan while his secretary_________ the notes.

A．is taking

B．was taking

C．has taken

D．takes