1.Exxon is … American company.
a)a b) an c) the d) –
2.There`s … technician in the control room.
a)a b) an c) the d)-
3.How many technicians … in your team?
a)is there b) are there с) there is d) there are
4.Where …. they live?
a)do b) does c) is d) are
5.He works in an office but the …. like it.
a)don`t b) doesn`t c) isn`t d) aren`t
6.They … pipes at the moment.
a)are testing b) is testing c) tested) tests
7.The drill string, …. of tough steel pipe, turns the bit.
a)make b) made c) makes d) is making
8.An electric swivel is fixed under the swivel …. electric power to the bottom hole motor.
a)transmit b) to transmit c) transmitted d) is transmitting
9.Did you find any difficulty in … the problem?
a)solve b) to solve c) solving d) solved
10.Enormous=
a)very big b) hungry c) stupid
11.Intelligent=
a)stupid b) kind c) smart
12.An …. is an area of land that has large a mounts of oil under its surface.
a)oil well b) oilfield c) offshore
13. An …. is a hole in the ground that an oil company makes in order to get oil.
a)oil well b) oilfield c) onshore
14. Where __ you from?
a)am
b)is
c)are
15. I __ from the UK.
a)am b) is c) are
16.What __ her nationality?
a)is b) are c) am
17.This old machine isn't …
a)safe b) safety.
18. He's an … engineer.
a)Italy b) Italian
19.In winter we __ often skate.
a)can b) may c) must
20.You __ take my dictionary.
a)can b) must c) may

Makoto2000 Makoto2000    1   05.04.2020 21:53    0

Ответы
Анастасия4111 Анастасия4111  05.04.2020 22:30

ответ:Мікроскоп дає 600-кратне збільшення, якщо використати окуляр з

фокусною відстанню 16,7 мм. Яке збільшення даватиме цей мікроскоп,

ящо окуляр буде мати оптичну силу 20 діоптрій?

Объяснение:

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