IELTS Listening Exercise 73 – 3D Printing
Update: 2020-04-18
1
Description
Difficulty level: Semi Hard Listen to the recording and answer the questions below: 3D Printing Your browser doesn’t support audio element. 1. Which 3D printed product can already be bought? A) computers B) glasses C) mobile phones 2. Which THREE materials can be used in 3D printers? A) paper B) metal C) wood D) glass ... more →
Comments
In Channel




