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Who were they invented by？
Edison invented the light bulb.
The light bulb was invented by Edison.
Who was the light bulb invented by?
The telephone by Bell.
was invented
Who was the telephone invented by?
Bell invented the telephone.
telephone
car
computer
television
I think ______ was invented first.
1a.Listen and take notes
What inventions have you heard in the dialogue?
The telephone was invented _________.
Cars were invented________.
The TV was invented______________.
The personal computers were invented __________.
in 1876
in 1885
around 1927
in 1971
A: What is the _______ used for?
B: I think it is used for _______________
.
talking with people
A: What is the
used for?
B: It is used for