B) fast food had to be cooked
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c)large quantities of food had to be cooked quickly
3.2. In the microwave foods heat from … .
a) the generation of heat within the food itself
b) the conduction of heat energy from hot air
c) the conduction of heat energy from the outer layer of the cooler product
3.3. Microwaves penetrate the food and … to dipolar or ionic molecules.
a) transfer their heat
b) transfer their energy
c) transfer their oscillation
3.4. The greater the concentration of …, the faster that area of the product will heat.
a) microwaves within particular areas in a food product
b) polar molecules within all areas in a food product
c) dipolar molecules within particular areas in a food product
3.5. The penetration depth of microwave energy depends on … .
a) how rapidly the microwave energy is absorbed by the food product
b) the power of microwave oven
c) the bulk of the food heating
ВАРИАНТ № 2
I. Выберите правильный ответ, обращая внимание на особенности модальных глаголов и их эквивалентов. Переведите предложения на русский язык:
1.1. User … install a specific driver in order to activate a peripherical device.
a) are able to
b) has to
c) shall have to
1.2. Engineers … know how materials respond to external forces, such as tension
a) is to
1.3. The designers … work out a special line for their shop two years ago.
b) had to
c) was to
1.4. One … always inspect the machine tool before he turns it on.
a) have to
b) are able to
1.5. Automatic machines … to replace the old equipment of our shop.
a) are to
b) has to
c) ought to
1.6. In scientific work we … measure in units of the metric system.
a) ought to
c) has to
1.7. You … replace the tool by another one, why didn’t you do it?
a) were to
b) have to
c) are able to
II. Выберите правильный ответ, обращая внимание на видовременную форму и залог сказуемого , и переведите предложения на русский язык:
2.1. We … new multipurpose machine tools last week.
c) will get
2.2. The experimental line …for two hours on Wednesday next week.
a) is working
c) will be working
2.3. We … tests by the end of the week.
a) shall have carried out
b) shall be carrying out
c) shall carry out
2.4. Usually all these metal parts … automatically.
a) were cut
b) are cut
c) will be cut
2.5. The first televison station … into operation in Moscow in March 1938.
a) is put
b) will be put
c) was put
2.6. They … the results of their research from 4 to 6 o’clock yesterday.
b) were analyzing
c) were analysed
2.7. We … this project for 2 years.
a) were developed
b) has been developing
c) have been developing
III. Прочитайте и устно переведите текст, затем выполните тест по тексту:
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