6 Progress Check
6
4 If you
3
11.5.2] Fill in: integrate, eliminate, fluctuate,
outweigh, generate, pump, compress, utilise,
expand, store.
1 The environmental benefits of renewable
energy
the financial cost.
2 Is there a better way to
.. energy
than inside batteries?
3 They use wind power to
electricity.
the air, you can fit more
inside the chamber.
5 We're trying to ...
the problems in
the system.
6 We the water to a higher point and
collect the energy as it runs back down again
7 The amount of energy our solar panels produce
can
by as much as 90%
depending on the weather.
8 You need to
all the data available
to you to come to an informed conclusion.
9 The air will
as you heat it
because the molecules vibrate faster.
10 The new smart technology helps us
lots of different energy sources into one grid.
10x2=20 marks​

1peter: you (have been telephoning) for ages. have you not nearly (finished)? jack: i (have not got) through yet. i (have been trying) to get our paris office but the line (has been ) engaged all morning. 2 ann (has failed) her driving test three times because she's so bad at reversing. but she (has been practising) reversing for the last week and i think she (has got) a bit better at it. 3 tom: i have often (wondered) why bill left the country so suddenly. peter: actually, i have just (found) out. 4 he (has been playing) the bagpipes since six o'clock this morning. he has only just (stopped). 5 why have you (not brought) me the letters for signature? have you (not typed) them yet? 6 tom (looking up absent-mindedly as mary comes in): have you been (sunbathing)? mary (crossly): don't be ridiculous! it (has been raining) all day! 7 a pair of robins (have been building) a nest in the porch since last week. i (have been watching them from my window since they began. 8 the police (have not found) the murderer yet, but the dead man's brother (has been) in the station all day. the police say that he (has been helping) them with their enquiries. 9 they (have pulled) down most of the houses in this street, but they (have not touched) the old shop at the corner yet. 10 tom is convinced that there is gold in these hills but we (have been searching) for six months and (have not seen) any sign of it. 11 i (have been waiting) for the prices of the houses to come down before buying a house, but i think i (have been waiting) too long and the prices are beginning to go up again. 12 peter (has been) a junior clerk for three years. lately he (has been looking) for a better post but so far he (has not found) anything.

Dear anna! ( любое имя ) how are you getting on? i have not heard from you for ages. where have you been? i am fine. you asked me about my summer holidays, so i’m glad to write about it.this summer i rested in the village. i visited my grandmother and helped her about the house. i also watered the flowers. it was my duty. in our garden there are so many tasty berries: raspberry, strawberry and wild strawberry. i love berries. my grandmother and i together picked them and enjoyed ourselves. in july i went to my grandfather, to rybinsk. there we went to the forest to gather mushrooms. in the forest our parents found a lot of mushrooms. once we went to the cinema to see a very interesting movie. we also went to the pool. there was a lot of fun! sometimes we went to the river to swim. on the river we had rest with my relatives, barbecuing and swimming. it was really a great adventure! then we went st. petersburg to visit my uncle and my aunt. we all together went to the zoo. there were a lot of different animals: camels, tigers, bears, a lama, wolves, flamingos and many others. most of all i liked the peacock. he has a very beautiful and lush tail. i also liked the tiger. he jumped up and played with his toys. there were so many interesting events last summer! i think i’ll remember them for a long time! i am sorry, i have to stop now. please, write how you spend your summer holidays this year. say hello to your relatives. hope to hear from you soon. write soon! betty. ( любое имя )