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Sonar (originally an acronym for Sound Navigation And Ranging) is a technique that uses sound propagation (usually underwater, as in submarine navigation) to navigate, communicate with or detect objects on or under the surface of the water, such as other vessels. Sonar may be used as a means of acoustic location and of measurement of the echo characteristics of "targets" in the water.
One should understand (a) / the efforts of others, (b) / as much as his owns. (c) / No error (d)
Read each sentence to find out whether there is any error in it. The error, if any, will be in one part of the sentence. Mark the part with the error as...
The strangely murky waters of the UK's broadband market were stirred up once again last week, making things clear as mud , as usual.
...Life is much vaster (A)/and deeper, it cannot be (B)/lived with the aide (C)/of an extinguishable lamp (D).
They will start their journey after the breakfast.
Identify the part of the sentence which contains an error.
In the front room/ of our house/ there’s/ two chairs and a sofa.
One of the players against (A)/whom an alleviation was made, (B)/an England international, is (C)/understood to be claiming he has an alibi (D).
The teacher asked us (1)/ if we have (2)/ completed the assignment (3)/ before leaving the class. (4)
Will you please stop beating about the bush?
