高二英語Astronomy教案
what the teacher said today was quite right.
that they are badly in need of help is quite clear.
whether they will sell the house is not yet decided.
whatever was said here must be kept secret.
2 it 作形式主語
it is a pity that she has made such a mistake.
1) it is + adj. / n. +從句
it is a pity/shame that... 遺憾的是……
it is possible that... 很可能……
it is unlikely that... 不可能……
2) it +不及物動詞+從句
it seems/appears that... 似乎……
it happened that... 碰巧……
3) it + be +過去分詞+從句
it is said that... 據說……
it is known to all that...
眾所周知……
it is reported that... 據報道……
it is believed that...
據信……;人們相信……
it is suggested that... 有人建議……
1. ask the students to do some exercises
step 4 homework
finish the exercises about noun clauses as the subject
the fourth period listening
step 1 pre-listening
introduce isaac newton and albert einstein
step 2 listening
1. listen to the tape and fill the form
2. hand out the listening materials and listen to the tape again, then fill the bracket with the right answers. at last ask some students to read the passage
step 3 listening on p62
1. discuss the following questions
1)_. who’s yang liwei?
he’s our hero who traveled into space on october15, .
2). what’s the name of the spaceship?
shenzhou v.
3). do you know what education and experience you need to become an astronaut?
no.
2.listen to the tape and answer some true or false questions
3. give the students listening material and ask them to complete the passage while listening
step 4 homework
after class, you should listen to them again and sum up what you have learnt from them. for the homework, think about one question: what needs to be an astronaut?
the fifth period speaking and writing
step 1 speaking
1. space walk is difficult and dangerous. what should an astronaut take with him?
oxygen can, spacesuit, gravity boots, water system, special food, special ropes.
2. have an interview with the following two heroes.