Attheageof13,JordanRomerobecametheyoungest

问题详情：

 At the age of 13, Jordan Romero became the youngest______the summit of the Qomolangma.

   A. to have ever reached  B. having ever reached       C. to be reaching      D. ever reaching

【回答】

A

知识点：非谓语动词

题型：选择题