– The skirt looks different from the others and it’s really nice.

– Thanks. It ________ by my mother last month.

A．made

B．is made

C．has been made

D．was made

按照《国家电网公司输变电工程建设监理管理办法》规定，220千伏输变电工程专业监理工程师应具备哪些资格？