高二英語Astronomy教案

step ⅲ grammar
t:today,we’ll review the passive voice.please turn to page 30.look at the first exercise.finish it by yourselves first and then check your answers with your partner.
(allow the students a moment to finish the task and then check the answers with the whole class.)
suggested answers:
1.they are not treated as equal citizens in the southern states in the 1950s.
2.they were separated from white people in shops,restaurants,hospitals,buses,trains,etc.
3.they were educated in separated schools.
4.they were given no right to vote.
5.a new civil rights act was passed in 1964,enabling black people to vote.
t:you’ve done very well.but you still need more practice.now,please finish the second exercise on page 30.after you finish it.i’ll ask some of you to say your answers one by one.
(students are given a few minutes to finish the exercises and then some of them are asked to say their answers.finally,teacher checks the answers with the whole class.)
suggested answers:
1.rosa parks,who refused to stand up for a white man,was arrested (by the police).
2.many speeches against racial discrimination have been made (by civil rights activists).
3.more than 100 demonstrators were arrested and two were killed.
4.the whole society has greatly been changed in the usa.
5.martin luther king,jr. will always be remembered.
6.the civil rights activists were put into prison.
step ⅳ test
(teacher writes the following on the blackboard.)
1.at that time in the southern states,blacks ______(treat) as equal citizens.
2.blacks ______(allow) into hotels,schools or libraries for white people.
3.black people ______(should separate) but ______ (should treat) with respect.
4.rosa parks ______(arrest) by the police on december 1,1955.
5.martin luther king,jr. ______(will remember) forever.
6.a film about a black family ______(make) now and ______(show) soon.
t:look at the blackboard,please.let’s have a test.fill in the blanks with the correct forms of the verbs in the brackets.after you finish,you can have a discussion in pairs.then i’ll have some of you write your answers on the blackboard.are you clear?
ss:yes.
t:ok.you can begin.
(a moment later,ask some students to write their answers on the blackboard and check the answers with the whole class.)
suggested answers:
1.were not treated
2.were not allowed
3.should not be separated;should be treated
4.was arrested
5.will be remembered
6.has been made;will be shown
step ⅴ summary and homework
t:in this class,we’ve reviewed the usage of some useful words and we’ve also done some exercises to review the passive voice.you should pay attention to the verb forms in the passive voice and learn them by heart.after class,you need to practise as much as possible to use them freely.practice makes perfect,you know.today’s homework:find as many useful words and expressions as you can in the text and make sentences with them.that’s all for today.see you tomorrow!