高二英語The environment教案
teaching plan for grammar and usageteaching aims
1. help ss understand verbing form as an adjective or adverb
2. master a verb-ing as attributive, predicative, object complement ect.
teaching difficult points
1. how to use verb-ing form as an adjective or adverb
2. how to use verb-ing phrases
teaching steps;
step1 lead-in
1. the children stopped____as the teacher came in
a.talk b.to talk c.talking d.talked
2. if he can stop them ____there ,i will do it
a.go b.to go c.gone d.going
3. he is quite used _____in all sorts of weather
a.fly b.to fly c.to flying d.to flied
4. doctor bethune went on_____throughtout the night
a.work b.worked c.to work d.working
5. your shoes are dirty .they need____badly
a.wash b.washed c.to wash d.washing
step2 1.verb-ing form as an adjective or adverb
*attribute
it is a very moving film and it is well worth seeing
canada is an english-speaking country
the girl sitting in the corner is my best friend.
*predicative
your journey in kerya is really exciting
what you did was disappointing.
*object complement
we find the journey to america exciting.
i heard someone playing the violin in the next room.
注:在see hear watch feel notice等動詞后，用現在分詞構成的復合賓語，表示動作正在進行。而動詞原形則表示動作的全過程，即動作已結束。
we saw the teacher making the experiment.
isaw the girl get into the car and drive off.
2.a verb-ing can be used after verbs like stand,sit,lie .these two action are happening at the same time.
they stood talking to each other .
they stood when they were talking to each other.
3.a verb-ing has a perfect form , eg having worked,
having worked side by side with many environmentalists,i know that a healthy environment and stable economy should be possible at the same time.
step 3. practise. p29 a and b
homework: 1. review verb-ing form as an adjective
2. finish the exercise
verb-ing phrases
teaching steps;
step 1: lead-in
1.-------full preparations, we decided to put off the meeting till next week.