全新版大学英语(第二版)综合教程3教师的课件Unit4.ppt

B R _ main;B R _ 3_main;B R _ 1.1;B R _ 1.1;B R _ 2_1;B R _ 2_2;B R _ 2_3;B R _ 2_4;B R _ 3_1;B R _ 3_1.1_pop1;B R _ 3_1.1_pop2;B R _ 3_1.1_pop3;B R _ 3_1.1_pop4;B R _ 3_1.1_Script1;B R _ 3_1.1_Script2;B R _ 3_2_1.1;B R _3_2_ 1.2;B R _ 3_2_2.1;1) According to Newton, the force that made the apple fall from the tree was different from the force that kept the moon and planets in their orbits. ;4) The strength of the gravity is determined by the volume of the object, the greater the volume, the stronger the gravity. ;B R _3_3.1;B R _3_3.2; The Great Plague of London (1664 — 1666) was an outbreak of bubonic (鼠疫) plague that struck London and was particularly violent during the hot months of August and September of 1665. In one week, 7,165 people died of the plague. The total number of deaths was about 70,000 of a total population estimated at 460,000. The disease was carried by fleas that lived on black rats. It was generally incurable, and its effects were terrible — fever and chills, swelling of the lymph glands, eventual madness and death. Most of the devastation was in the city’s outskirts, in areas where the poor were densely crowded. Those who could, including most doctors, lawyers;B R _3_3.4;B R _3_4.1;B R _3_4.2;B R _3_4.3;B R _ 4.1_San Francisco Bay Area;B R _ 4.1_Northern California;B R _ 4.1_silicon chip;B R _ 4_1;B R _ 4_2;B R _ 4_3;G R _ main;G R _ Further Understanding_ main;G R _ Part Division of the Text 1;G R _ Part Division of the Text 2;G R _ 2_1;2. In his theory of quantum mechanics, Einstein proposed that space and time were threads in a common fabric.;4. According to Peter Galison, if Einstein hadn’t been born, his 1905 papers would eventually have been written in some form by others.;G R _ 2_3.1;G R _ 2_3.2;G R _ 2_3.2;G R _ 2_4;D R _ Text 1;D R _ Text 2;D R _ Text 3;D R _ Text 4;D R _ Text 5;D R _ Text 6;D R _ Text 7;D R _ Text 8;D R _ Text 9;D R _ Text 10;D R _ Text 11;D R _ Text 12;D R _ Text 13;D R _ Text 14;D R _ Text 1