Simple Present and Present Continuous
Look at these sentences: 1. He usually walks fast. 2. He is walking fast at the moment. The first sentence describes repeated action. The second sentence describes action in progress. Be careful with the verb ' to have '. Do not use ' having ' when it means 'to possess'. Wrong Correct ..
Computed Tomography
In conventional X-rays an overlap of organs occurs and often difficult to interpret. These diagnostic difficulties have been eliminated by the use of an X-ray technique called computer Tomography (CT) scaning or computerised Axial Tomography (CAT) Scanning. CT Scan is a radiolog..
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