After completing and signing it, please return the form Wap版

试题详情及答案解析

After completing and signing it, please return the form to us in the envelope .

A．providing	B．provided
C．having provided	D．being provided

答案：B

试题分析：考查非谓语动词。本题的解题关键是envelope是provide的动作承受者，故用过去分词作后置定语，故B正确。
考点：考查非谓语动词。