The telephone _______by Alexander Graham Bell.
A. is invented
B. is inventing
C. invented
D. was invented
Giải bởi Vietjack
KEY: D
Giải thích: câu bị động thời quá khứ đơn
Dịch: Điện thoại được sáng chế bởi Alexander Graham Bell.
Hardly any of the paintings at the gallery were for sale, _____?
English has become a second language in countries like India, Nigeria or Singapore where_______ for administration, broadcasting and education.
