.My twin sister is ______ me. Art is my favorite, but she doesn’t like it.

A．as long as

B．the same as

C．different from

D．as good as

工程项目在建设期内由于物价上涨、汇率变化等引起的费用增加，需要事先预留的费用是指( )。它以建筑安装工程费、设备工器具购置费之和为计算基数。

A．基本预备费

B．设计变更费

C．施工变更费

D．涨价预备费