I. | So be it! There would be no progress in science without observations | . |
II. 1. : It is necessary important essential of importance likely unlikely | It is important that safety measures be (should be) taken. It is necessary that a personal computer meet(should meet) an individuals computing needs. | , . , . |
2. : advise, demand, desire, insist, order, propose, request, require, suggest, suppose, want, wish | He demanded that the chips be (should be) reprogrammable for any functions. They suggested that a special code be(should be) used for processing the data. We wish the TV-camera were simpler in design. | , . , . , . |
3. , : so that, lest, in order that | Clearly identify the users needs lest your software cause (should cause) confusion while running it. Install a modem in order that the system could be connected by telephone lines to a mainframe computer. | , . , . |
4. - : as if, as though. | The man repaired our TV-set as if he were an expert in telemechanics. | , . |
5. : though, although, even if, even though, whatever, however .. | Whatever handheld device you should use, it will let you work or entertain yourself while on the move. Even though a power interruption were short, it would cause loss of all the data. | , , . , . |
6. (II III ) : if, unless, in case, provided, provided that, providing, providing that, on condition, on condition that, even though, suppose, supposing | If a programmer used assembly language he would have to pay careful attention to how the machine works. If he had used this formula, he would not have made this mistake | , . , |
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III.
I . . , . ( ). | Present Indefinite | Future Indefenite |
As soon as we receive the necessary data, , | we shall inform you. . | |
II . . ( ), . ( ) | Past Indefinite ____________________ If there were no atmosphere, , | Should (would, could, might) + Indefinite Infinitive ____________________ the surface of the Earth would become too hot by day and too cold by night . |
III . . , . ( , II ). | Past Perfect | Should (would, could, might) + Perfect Infinitive |
If he had worked hard last term, , If he had had more time yesterday, , | he would have passed his exam. . he might have done this work. . |