All sorts of people need to know what the weather is going to do. They do not all want to know the same information for the same period of time, however. For someone (i) _____ a small boat across the lake, wind or rain on that day will matter whereas a farmer might be more interested in the chances of rain over the next six months. The one thing they (ii) _____  need, however, is totally dependable information. And it is for this reason that forecasting is a very big international business. Today, because the accuracy of forecast is important to so many people, weather satellites cross from pole to pole every hour and a quarter, reporting back to earth from fifty miles up, although of course, it hasn’t always been so easy. Ancient Greek philosophers like Aristotle started weather forecasting by trying to (iii) _____ logically what was happening in the sky above them. They weren’t always right, but they understood the importance of systematic observation. But forecasting remained limited so long as people only knew what was happening in their own section of sky. It was the arrival of the electric telegraph in the 1830s that (iv) _____ forecasters to get a wider picture of the weather that was on its way. This information could then be (v) _____ on to those in its path while it was still of use.

(iii)_______

Suy nghĩ và trả lời câu hỏi trước khi xem đáp án

ATNETWORK
ADMICRO
YOMEDIA
ZUNIA9