Unit12 Fact and fantasy

 the third period
teaching aims:
1. review the new words appearing in the last periods.
2. learn to use the rules of word formation to guess the meaning of the word.
teaching important points:
1. learn to choose proper words according to the contexts of the given passage.
 2. learn to guess the meaning of the words by the meaning of some stems and affixes. teaching difficult points;
1. master the meanings of the following stems and affixes：
 mis- = wrong     extra-= outside     inter = between     sub-= under
under-= below     over- = too much     dis- = not     -marine= sea
2. how to guess the meanings of the words according to these stems and affixes.
teaching methods:
1. review method to consolidate what we've learnt.
 2. practice to make the students learn and master these stems and affixes, and then guess       the meanings of the words using what they've learnt.
 3. individual, pair or group work to make every student work in class.
teaching aids:
1. the multimedia
2. the blackboard
teaching procedures;
step 1 greetings
greet the whole class as usual.
step 2 revision
in the last period we learnt a passage about a french famous writer jules verne. now. who'd like to retell the text? (one student stands up and retells the text in his own words.)
step 3  word study
page 14 and finish the exercises in word study.
suggested answers t
1. fantasy      2. voyage
3. collision     4. on board
5. voyage      6. collision
7. on board     8. escape
9. fantasy      10. permanent
step 4  word formation
as we know, learning the rules of word formation is one of the ways to enlarge our vocabulary. we can guess the meanings of the words using them without looking them up in the dic¬tionary, please look at the screen. (teacher shows the following on the screen.)
rewrite, unhappy, disappear, impossible, invisible, non-smoker, supermarket, worker, illness, movement, useful, action, cooperate, cloudy, musical
get some ss to explain their meanings.
in this class, we'll go on with some rules of word formation, (teacher uses the multimedia to show the following. )
mis-= wrong     extra-= outside     inter- = between     sub-= under under-= below    over-= too much     dis-= not     -marine=sea