Неличные формы английского глагола. Коптева Н.Ю. - 65 стр.

     St.: Not knowing enough about these particles they can’t identify
        them.
     1. As she didn’t carry out such experiments very often she had
        little experience in doing that.
     2. As he didn’t succeed in solving the problem he gave up the
        attempt of doing that.
     3. As he didn’t read scientific magazines regularly he knew nothing
        about this discovery.
     4. As he didn’t understand the rule he asked the teacher to
        explain it once more.
     5. As he had no dictionary at hand he couldn’t translate the
        article.
     6. As he didn’t know these terms he wouldn’t understand the
        sentence.
     7. As he didn’t speak English at the lessons he had poor speech
        habits.
V. Restate the following sentences using Partici pleI instead of the
    subordinate clause. Follow the model.
    Sp.: When the theory was put into mathematical form it seemed
       more beautiful.
    St.: Being put into mathematical form the theory seemed more
       beautiful.
     1. When these data were collected they were of great use to us.
     2. As these theories were abandoned they were soon forgotten.
     3. When the theory was put forward it was accepted by scientists
        at once.
     4. As these values were obtained by different investigators they
        lacked uniformity.
     5. As the program of experimentation was conceived thoroughly
        it was a success.
     6. As he was given an appropriate sample for analysis he could
        determine the properties of the substance easily.
     7. When equations of motion were used in high-energy physics
        they have not had any significant success.
VI. Combine the two sentences into one using the Present Partici ple.
     Follow the model.
     Sp.: The equations of motion are necesssary for low-energy
       physics. They should be used in high-energy physics as well.

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