"To be" and its functions. "To have" and its functions

III. Define the types of conditional clauses in the following complex sentences
and translate them:
A. 1. If a solid body or a liquid is heated, it will usually expand.

2. 
   If you want to carry out your experiment successfully, you thoroughly prepare
   all the necessary ingredients.
   
3. 
   The measurements will be always correct provided the necessary instruments
   are used.
   
4. 
   If you want to speak a language, you must hear it spoken,
   
5. 
   If a machine is to make usable translations, the machine itself must be able to
   extract some meaning of the text.
   
6. 
   If we are to believe some forecasts, computers may become a common thing of
   every day used by almost everybody.
   
7. 
   If the model fits well, the observed data will be correct.
   

B. 1. If sound could propagate in interplanetary space it would cover this
distance in 14 years.
2. If the Earth were as hot as Venus, the oceans would evaporate.
3. Were it not for ionosphere, radio waves would propagate like light waves only
within the limits of visible horizon.
4. If I were to see your experiment, I should get a clear conception of this
phenomenon.
5. But for electricity little could be done in a modem research laboratory.
6. If a new telephone system were installed on the line we should be able to
improve the reliability of telephone service.
7. If life existed on Venus, we should know it.
8. If would be better if some experiments were repeated.
9. If the Earth did not rotate, it would not take the shape of ball.
C. 1. If he had prepared the material beforehand, he might have done the work
quite easily.

2. 
   If they had completed the research, the results would have been discussed at
   the conference.
   
3. 
   The manned spaceships might not have been launched into the cosmos, unless
   scientists had studied the information received from satellites.
   
4. 
   Could these observations have been proved theoretically they would have done
   much to advance our knowledge in the field of space research.
   
5. 
   If he had been able to get all the books on that subject, his report would have been much better.
   
6. 
   Had he taken into account the properties of the substance under investigation,
   he would have been careful when working with it.