Great women and their achievements教案

答案：liu xiang is loved and respected as an athlete who could face failure with great courage.【模仿2】懷特先生，作為外國教師在沒有任何報酬的情況下愿意幫助貧困學生，受到尊敬和愛戴。_______________________________________________________________________________答案：mr. white is loved and respected as a foreigner teacher who is willing to help the poor students without any pay.   三、單元自測 1完形填空 閱讀下面短文，掌握其大意，然后從21—30各題所給的a、b、c和d項中，選出最佳選項，并在答題卡上將該項涂黑。字數：158完成時間：13分鐘 難度：    in recent years scientists' investigation of comets has increased because of a growing interest in the origin of the sun and planets. scientists want to learn how comets are   21  . they think that such information will help   22   the origin of the solar system.     the word "comet" comes from greek and means "hairy object". in history comets have a special   23  . people  believed  that  they  brought    24    of  death, destruction or military victories.     the tails of comets provide   25   with spectacular sights at night. comet tails are millions of kilometers long. the tails   26   reach lengths of 250 million kilometers and   27  .     the most famous comet of history is called halley's comet, which appears every 76 years.  it was named for edward halley, a british astronomer.  he   28    the appearance of the comet in 1758, 16 years after his death. halley's comet is   29  bright and has two tails. in the 20th century it  30   in 1910 and 1986.21. a. constructed         b. formed            c. created                d. composed22. a. explain              b. solve            c. answer                    d. demonstrate23. a. site               b. place           c. spot                 d. mark