人教版高二Unit 18 The United States of America教案

ask the students to pick out one word from each group that is different from the others and explain why it is different on page 45.
task 2: speaking and finishing.
ask the students to write the correct forms of the words according to word formation on page 45.
task 3: filling in the blanks.
ask the students to fill in each blank with the correct adjective given in the box. then ask the students to translate the sentences into chinese if necessary.
task 4: reviewing nonfinite verbs (2).
1. help the students to review the functions of nonfinite verbs.
2. ask the students to finish the exercises on page 46.
3. ask the students to read the america south again to find any examples of nonfinite verbs.
homework: read the following passage.
usa: a brief description
it’s thought that the americas were first inhabited by stone age peoples that migrated from siberia.
over the many centuries that followed, the land was covered and territorialized from coast to coast by a wide variety of indian tribes.
and then, the whit man came. first the norseman from greenland, and then a large group of european explorers.
conflicts and wars over lands claimed by indians and other established nations were followed by the independence war, as america, and its upstart colonies, broke from england and declared their independence.
today the united states of america, remains on the plant only true super power, both in economy and military.
as the world’s largest economy, it’s a significant leading in the fields of agriculture, education, energy, health care, high-tech, service industries, space exploration, and manufacturing of all descriptions.
the country includes 50 states; 48 continental states, plus alaska and hawaii, the newest states.
dozens of major cities cover the land from coast-to –coast, and washington d.c., the capital, reflects the incredible history of america, and stands as a symbol of its freedom, liberty, and justice for all.
 period 4 let’s read and write!
(the bison on the plains of america)
goals
◆provide the students with opportunities to develop their extensive reading skills and learn about the bison.
◆let the students practise in writing a comparison essay.
procedures
leading in: by listening.
morning, class! we have learned something about the usa, especially about atlanta. today we’ll learn something about a large animal on the plains of america. now please turn to page 46 and read the text the bison on the plains of america while listening to the recording.