Find the mistakes and write the correct form of plurals\ Найди ошибки и напиши правильную форму существительных во множественном числе 1. Look! The childs are playing with the puppies.
2. That animal has got a big mouth and sharp tooths.
3. How many bois are there in the room?
1 Electronic equipments are used now for scientific, industrial and everyday purposes.They help us to do jobs better or more rationally than before and take over jobs that couldn't be done otherwise.
2 Yes, it does.
3 We can find many electronic equipments at home:a tape recorder, a TV set, an MP3 player, a computer and many others.
4 In electric devices electricity flows in the wire but inside any electronic device electric current passes through the space (or semiconductor) separating certain parts in this detail.
5 We can actually see how electricity jumps through space in lightning.
6 The first electronic equipments were based on radio lamps.
7 No, they didn't.
8 Yes, it did.
9 Microchips helped to reduce big parts of devices,computers and other devices.
Объяснение:
1 Must English children go to school when they are five?
When must English children go to school?
Who must go to school when they are five?
Must English children go to school when they are five or four?
English children must go to school when they are five, mustn't they?
2 Was the emphasis academic at Grammar schools?
What was academic at Grammar schools?
Was was academic at Grammar schools?
Was the emphasis academic at Grammar or Primary schools?
At Grammar schools the emphasis was academic, wasn't it?