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
5
1) Last night, my brother and me didn’t sleep because of neighbour’s noise
2) The day before yesterday, my mom cooked a cake.
3) Two days ago, my father celebrated his birthday.
4) Last week, I broke a cup.
5) Last month, I traveled to Karelia.
6) Last year, my mother didn’t buy crisps for my brother and me because this food is bad for health.
7) Three years ago, I received a bike for birthday.
8) Yesterday afternoon, my aunt called me because she’s so lonely.
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