6039 - Elementary / Pre-Intermediate Test:3 - A: Did Alexander Graham Bell invent the telephone? B: Yes, it ______ invented by him.

A: Did Alexander Graham Bell invent the telephone?
B: Yes, it ______ invented by him.
is being
to be
was
has been
Intermediate Grammar Exercises
Advanced Grammar Exercises
Fiverr 2021 English Level Tests
English Modals Tests