Read the following passage and mark the letter A, B, C, or D to indicate the correct word or phrase that best fits each of the numbered blanks.
MOBILE PHONES
When Scotsman Alexander Graham Bell (106) ____ the telephone in 1876, it was a revolution in communication. (107) ____ the first time, people could talk to each other over great distances almost as clearly as if they were in the same room. Nowadays, though, we (108) ____ usc Bell’s invention for taking photographs, (109) ____ the Internet or watching video clips rather than talking. Over the last two decades a new (110) _____ of spoken communication has emerged: the mobile phone.
Question 106:
A. has been invented
B. is invented
C. invented
D. was invented