The telephones ________________ by Alexander Graham Bell A. invented B. is inventing C. was invented D. is invented
The telephones ________________ by Alexander Graham Bell
A. invented
B. is inventing
C. was invented
D. is invented
The telephones ________________ by Alexander Graham Bell
Cấu trúc câu bị động ở thì quá khứ: S + was/were + VP2
Tạm dịch: Điện thoại được phát minh bởi Alexander Graham Bell
Choose C.