Английский 11 класс
Read the situations and write down at least two things you might say in each one, using modals + perfect infinitives, referring to the past. Compare your answers in groups.
1)You get home and find the house is in a terrible mess.
2)In the morning you left your sandwich and milk on the table. You come home from school and see the empty plate and glass on the floor.
3)You spent all day preparing a presentation for school the next day. The teacher was ill, and the class was cancelled.
4)You phone a friend, but nobody answers, which is strange because there’s always someone at home at that time.
5)You are late for school. You come into your classroom ready with your apologies, but there’s no one there.
6)You were invited to your friend’s birthday party. You come to his place, but nobody answers the door.
Put the proper words into sentences:
analytical, digital, unreliable, sophisticated, solve, core, processor, computations, an integral circuit.
1)The Difference Engine could ... equations and led to another calculating machine, the ... Engine, which embodied the key parts of a computer system: an input device, a ..., a control unit, a storage place, and an output device.
2)Ada Lovelace helped to develop instructions for carrying out ... on Babbage machine.
3)J. Atanasoff devised the first... computer to work by electronic means.
4)First-generation computers were ..., the main form of memory being magnetic...
5)In the third generation software became more...
6)What was the name of the first ... computer to work electronically?
7)When electricity passed through the ..., it could be magnetized as either “ofF’ or “on”.
8)A ...is acomplete electronic circuit on asmall chip of silicon.
Ex 1
1. in year four seasons
2. My favorite season is summer
3. It's warm in the summer, you don't need to go to school, you can hang out with friends on the street until late
4. walk outside
5. Stay at home and play computer games
6. weather in Krasnodar in sprink sometimes cold sometimes warm
Ex 2
Present Simple
1. I sometimes plays computer Games
2. I usually walks with me friends
Present Continuous
1. We are cooking now
2. I go to park with my family at the weekend
Present Perfect
1. I have readed a book
2. They drunk water
Ex 3