Professor Ahmed Zwail has made a great discovery, the femto second, a very small portion of time. It will help a great deal in achieving advances in all fields of life.

Date: 2015-10-07; view: 366.

The compass helps people who travel by sea, though the desert or by plane to know directions, north, south, east and west. The telescope has revealed the wideness and the beauty of the universe. We, now, know plants and stars that were unknown before. The microscope helps scientists and doctors see very tiny things such as bacteria. Recently,

Science has always played an important part in our life. It has increased our knowledge about everything around us. How? Every now and then, there are new inventions that help us find out secrets we didn't use to know.

I'd prefer to relax now. (rather)

England has a good football team. Hazem has the same opinion. (agrees)

I think there are too many cars in our town. (opinion).

The news I heard was untrue. (true)

He was annoyed as he lost his new watch. (so)

I wondered about her silence on the subject. (silent)

I don't think so. (disagree)

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4) Read the following passage, then answer the questions:

A) Answer the following questions: