East of our school ____ two companies _____ make electric motorbikes.

A．are, that

B．is, where

C．is, that

D．are, where

某人要烤60个面包，星期一烤了1/3，星期三烤了剩下的3/8，问还要烤几个面包才能完成任务( )

A．8个

B．15个

C．20个

D．25个