_________ snacks and drinks, but they also brought cards for entertainment when they had a picnic in the forest.

A．Not only they brought

B．Not only did they bring

C．Not only brought they

D．Not only they did bring

工作队式项目组织适用于（）。

A.适用于小型的、专业性较强

B.适用于平时承担多个需要进行项目管理工程的企业

C.大型项目、工期要求紧迫的项目

D.适用于大型经营性企业的工程承包