Unit 5　The power of nature教案

 a great diversity of 多種多樣的 be home to 是……的棲息地；原產(chǎn)地
 in the distance 在遠(yuǎn)處；在遠(yuǎn)方 pick up 拾起；撿起
 on earth 在地球上；究竟；到底；根本 protect sb./sth.against/from sth.保護(hù)……不受……的傷害

句
型 1.having_collected_and_evaluated_the_information，i help other scientists  to predict where lava from the volcano will flow next and how fast.(the －ing form)
 2.i was_about_to go back to sleep when suddenly my bedroom became as bright as day.(sb.be about to do sth.when...)
 3.the other two climbed down into the crater to collect some lava for later study，but this_being_my_first_experience，i stayed at the top and watched them.(the －ing form)
 4.having_studied_volcanoes_now_for_many_years，i am still amazed at their beauty as well as their potential to cause great damage.(the －ing form)
 5.my job is collecting_information_for_a_database_about_mount_kilauea...(the －ing form)
 6.i was appointed as a volcanologist working_for_the_hawaiian_volcano_observatory(hvo)_twenty_years_ago.(the －ing form)
功
能 情感：喜悅、恐懼、焦慮、驚奇(emotions：joy，fear，anxiety，surprise)
i became so excited that...　　　　　i'm looking forward to...
perfect!                        you did a good job.
i'm frightened.                   i was trembling.
i was so anxious...                i felt very nervous.
oh，my goodness.               oh，no!
i had never felt so happy as...        doesn't that look lovely?
i can't wait...                    i was never so frightened...
what's happening?                what's happened?
what's that noise?                 where's the...？
語法 復(fù)習(xí)－ing形式(revise the －ing form)
i was appointed as a volcanologist working for the hawaiian volcano observatory(hvo) twenty years ago.
my job is collecting_information_for_a_database_about_mount_kilauea...
having_worked_hard_all_day，i went to bed early.