Question

1
Complete the sentences with the correct form of the verbs in brackets.
1
Liquid Paper
®
was (invent) by Bessie Nesmith in 1951.
2
Penicillin was (discover) by Alexander Fleming.
3
The first telegraph system was (build) by Samuel Morse in 1835.
4
The first radio transmission across the Atlantic was (make) on December 12 1901.
5
The World Wide Web was (launch) in 1990 after Tim Berners-Lee created the first browser.
6
The first commercial mobile phones were (sell) by NTT in Japan in 1979

Answer 1

Respuesta:

1 ) was invented

2) was discovered

3) was built

4) was made

5) was launched

6)were sold

Explicación: