1 research - what scientists do to find out something about a topic 2 investigation - after something (eg. a crime, an accident) has happened, we carry out this 3 invent - to create something for the first time 4 equipment - machines and tools that we use to do jobs 5 battery - a mobile phone needs one of these to work 6 modernise - to improve something which already exists 7 engine - without this, a car wouldn't go anywhere 8 appliance - a piece of equipment that does a specific job(eg a fridge) 9 switch - without this, we couldn't turn on the lights at home 10 discover - to find something which existed but no-one knew about before
1 It is easy to translate this sentence. 2 It is hard to ask him about it. 3. It is nice here on holiday. 4. It is late to go there now. 5. He should start learning English. 6 It is easy for her to translate this book into French as she knows the language well. 7 It is hard for them to study as they work on the plant in the evening. 8. I heed to know where she lives. 9 It is necessary to thank her for help. 10 It is impossible to send this letter now. 11. You need to hurry home. It is likely that he knows this artist.
2 investigation - after something (eg. a crime, an accident) has happened, we carry out this
3 invent - to create something for the first time
4 equipment - machines and tools that we use to do jobs
5 battery - a mobile phone needs one of these to work
6 modernise - to improve something which already exists
7 engine - without this, a car wouldn't go anywhere
8 appliance - a piece of equipment that does a specific job(eg a fridge)
9 switch - without this, we couldn't turn on the lights at home
10 discover - to find something which existed but no-one knew about before