The Answer would be D its very independent on its own.<span />
The present perfect refers to an act that took place in the past, from the perspective of the present. "I have eaten" means that at some point in the past, eating occurred. Now (at the present), it is over.
The simple present tells you about what's going on currently. "I eat" means that the act of eating is ongoing. (Though it can also refer to a habitual act; I may not be eating right at this instant, but it's the sort of thing that I could be doing right now, because the eating isn't complete.)
Science is a systematic enterprise that builds and organizes knowledge in the form of testable explanations and predictions about the world. The earliest roots of science can be traced to Ancient Egypt and Mesopotamia in around 3000 to 1200 BCE.
Answer:
Explanation:
At higher levels you may be asked to consider the writer’s opinion or to give your opinion about a text.
Does the type of text help you understand the writer’s aim? e.g. a story is to entertain, a leaflet is to advertise and a report is to inform.
Look for language in the text that indicates the writer’s intention. e.g. ‘We should use ...’, ‘Experts warn us that ...’ to advise.
Look for language in the text that indicates the writer’s opinion. e.g. ‘In my view ...’, ‘I refuse to believe that ...’, etc.
To give your opinion use language such as ‘In my view ...’, ‘I believe ...’, etc.
Do you agree or disagree with things in the text? Explain why with your own words. ‘I agree that ... because ...’.
Answer:
pneumonoultramicroscopicsilicovolcanoconiosis
Explanation: