B- Write the following sentences again. Put the verbs into the correct form.
I (be ) at school. I am at school .
I ( be ) interested in stars. I am interested in stars .
Our sun (be) a star. Our sun is a star .
Galaxies (be) large groups of stars. Galaxies arelarge groups of stars .
We (be) not able to see other galaxies. We arenot able to see other galaxies .
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Make the following sentences negative.
planet is a star. A planet is not a star .
A planet radiates light. A planet does not radiate light .
Stars reflect light. Stars do not reflect light .
Venus has a moon. Venus does not have a moon .
There is a planet between Earth and Mars. There is not a planet …………
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Make these sentences passive.
Planets reflect light. Light is reflected by planets .
Satellites orbit planets. Planets are orbited by satellites .
Stars do not reflect light. Light is not reflected by stars .
Scientists study the universe. The universe is studied by scientist .
Do stars radiate light? Is light radiated by stars ?
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Make these sentences into questions. Expect the answer in brackets.
Stars reflect light. (No)
stars do not reflect light , do they ? yes, they do
Stars radiate light. (Yes)
Stars radiate light , don’t they ? No, they don’t
Planets radiate light. (No)
planets do not radiate light , do they ? No, they don’t
There is only one star in the Solar System. (Yes)
There is only one star in the solar system , isn’t there ? Yes, there is .
There are people on Venus. (No)
There are not people on Venus , are there ? No, there aren’t .
Page 53;
True line 7
False it is tilted at an angle of about 23º .
False some of the other planets have atmospheres .
True lines 39 – 40
False life cannot exist on any of the other planets .
page 55 :
1-melts 2-outer 3-unique 4-complete 5-reflects
6-cares for 7-exists 8-angle 9-nitrogen 10-hemisphere 11-Solar System 12-oxygen 13-lack of 14-stationary 15-million
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page 56
1- Do you know if life exists on other planets ?
2- Do you know what the date is ?
Can you explain what the difference between Hijra and Gregorian dates is ?
3- Can you tell me what junk food means ?
4- Tell me what modern houses are made of .
5- Do you understand how CFCs destroy the Ozone layer ?
6- The map helps to explain where crude oil comes from .
7- Do you know if water is still sold by water sellers ?
8- I cannot remember if dates are grown here .
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page 60 :
2- has called 3- have packed 4- has grown 5- has produced 6-has come
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B- 2- have been building 3- has been teaching 4- have been listening
5- have been sleeping 6- has been ringing
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C- Page 61 :
How long has he been studying English ?
He has been studying for six month
3- How long has he been reading Arab News ?
He has been reading Arab News since 1984 .
4-How long have they been waiting for the plane ?
They have been waiting since 8 o’clock .
5- How long have we been driving ?
We have been driving for 3 hours .
6-How long has the camel been drinking ?
It has been drinking for twenty minutes .
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Page 63 :
1- false it goes to Arab and non- Arab countries .
2- true line6-8
3-false It is a way of making friends .
4- false dams have been built in developing countries .
5-true line 10
************Page 65 :
1-A loan 2-adozen 3-a mine 4-a labourer 5-a borrower
6-Enabled 7-constructed 8-repaid 9-lent 10-piped
11-Beneath 12needy 13-enormous 14-fortunately 15-financial
16-Aid 17-standard of living 18-friendship 19-alms 20-rubber
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page 67;1-Muhammad was happy but Yousef was sad .
1- He saw the headmaster but he didn’t see his secretary .
2- You can drink tea with sugar or without sugar .
3- He is going to fly to the USA and Canada when he is there .
4- Have you been playing football or basketball .
5- Ahmad did his homework and Fahd played football .
6- Faisal can speak English but his father cannot .
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