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Energy is the currency of the ecological system and life becomes possible even when food is 2converted into energy

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党的工作人员,是指党的各级机关中的工作人员和党的基层组织中专职、兼职从事党内事务的党员(判断题)。

Somewhat more scientific were 7predictions based on vegetation:"Onion's skin very thin ,mild weather coming in. Onion's skin thick and tough, coming weather is cold and rough."

Onion's skin thick and tough, coming weather is cold and rough." Insects and animals were also 8favorite weather clues

Ancient man attempted to change the weather by using magic. While experience taught him this was impossible, 1he tried to forecast weather conditions. Even earlier in 21000 B.C.there were weather seers in Babylon----and priests clever enough to denounce as frauds those predicted 3the weather a year in the advance. Some forecasters used 4methods that seemed to take no connection with the actual 5factors controlled the weather. Chickens and other animals 6were sacrificed and their intestines poked to find signs indicating rain and drought. Somewhat more scientific were 7predictions based on vegetation:"Onion's skin very thin ,mild weather coming in. Onion's skin thick and tough, coming weather is cold and rough." Insects and animals were also 8favorite weather clues: "Before the glowworm lights his 9lamp , then the air is always damp ." "If spiders their cobwebs forsake , the weather will for certain break ." "If frogs remained in pools , the weather will be fine . If they were seen on rocks, 10rain and cold were due." It's difficult to say whether this rhyme should be taken seriously : " Hark , I hear the asses bray . Me thinks we'll have some rain today .