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Machines reading people's emotions and reacting to them is a new (rising/turning/cuttting)-edge technology under research.
Machines reading people's emotions and reacting to them is a new cutting-edge technology under research.
Building a (prototype/trial/pattern) is the most practical and cost-effective solution in development of new devices.
Building a prototype is the most practical and cost-effective solution in development of new devices.
to have the idea for something and start it
originate
They're doing clinical (trials/examinations/testing) on a new drug.
They're doing clinical trials on a new drug.
Name words with the meaning "very modern"
revolutionary, hi-tech, advanced, latest etc.
Prototype
the first design of something from which other forms are copied or developed
If we (left/ would be; had left/ would have been; had left/would be) an hour earlier, we _____ there by now.
If we had left/would be an hour earlier, we _____ there by now.
We (meet; will meet; would meet) up as soon as the weather gets better.
We will meet up as soon as the weather gets better.
I (could have spent/could spend/couldn't have spent) less money last week if I had eaten out less.
I could have spent less money last week if I had eaten out less.
What would you do if you found out you were a lost child of a European monarch and a successor to the throne?
Students' own answers.
What will happen if we stop using plastic bags?
Students' own answers.
If you had grown up in a much poorer country, how would your life be different?
Students' own answers.
