1. New Total English Intermediate unit 2 It was manufactured around 1936
New Total English Intermediate unit 2 It was manufactured around It was made over seven decades ago. It was built to last.

2. We make the passive with To be + past participle Ex. It was made

3. The passive Active Passive Simple Present They make it It is made
Continuous
They are making it
It is being made
Past simple
They made it
It was made
Present perfect
They have made it
It has been made
Modal verbs
They can use it
It can be used