(2009? Fuxin) Look at the picture and answer the question: (1) The center of the earth's revolution around it is _ _ _ _, and the direction of the revolution is _ _ _ _ _. (2) This year is China.

(1) The rotation of the earth around the sun is called the revolution of the earth; The direction of revolution is from west to east;

(2) Combined with the diagram: The National Day is 65438+ 10/0, which is the closest to the location of point B, and this period of time is the harvest of corn in northern China;

(3) When the earth revolves to location A, the direct point of the sun is on the tropic of cancer, and the summer solstice is in the northern hemisphere, at which time the celestial shadow in the northern hemisphere is the shortest in a year;

(4) When the earth revolves around C, the direct point of the sun is on the tropic of Capricorn. In the northern hemisphere in winter, the days are short and the nights are long, and northerly winds prevail.

So the answer is: (1) the sun; From west to east; (2)B； Harvest; (3) Summer solstice; Short; (4)C； North.