NEIL ARMSTRONG WAS THE FIRST PERSON _____ FOOT ON THE MOON. A. SE...

Question

18. Neil Armstrong was the first person _____ foot on the moon.  A. set   B. setting   C. to set   D. who was set

Answer

18. Neil Armstrong was the first person _____ foot on the moon.  A. set   B. setting   C. to set   D. who was set

18.