step 1 greetings
greet the whole class as usual.
step 2 revision
t: we have learned something about the present perfect tense. let’s look at these sentences.
(show them on the screen.)
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say “true” or “false”: 1. i have read the instruction book but i don’t understand it.（ ） 2. i have written the letter, but i haven’t posted it yet.（ ） 3. i can’t find my glasses. have you seen it?（ ） 4. i have bought the pen for three years.（ ） 5. the boy has fallen ill for two days.（ ） 6. miss li has come here since 2001.（ ） |
get the ss to say “true” or “false” and correct them. give more explanation about how to use the verbs and time. e.g. join, lost, buy, borrow, leave, go, come, arrive, die, marry, finish, complete, begin, start, etc. 在肯定句中不能和一段时间连用，要表达“他已完成工作三小时了”可用:
1. he finished the work three hours ago.
2. he has been through the work for 3 hours.
3. it is/has been three hours since he finished the work.
susggested answer:
1.true 2.true 3.true 4.false 5.false 6.false
step 3 practice
t: let’s look at this exercise: (show)
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choose the correct answers: 1. the price ________ but i doubt whether it will remain so. a. went down b. will go down c has gone down d. was going down 2.—you look like good friends. —yes, we are. we ________ each other since childhood. a. knew b. got to know c. have been knowing d. have known 3.—oh, it’s you! i didn’t recognize you. —i ________ my hair cut and i ________ new glasses. a had; was wearing b. have had; am wearing c had; wore d. have; had wear 4.—we haven’t heard from jane for a long time. —what do you suppose ________ to her? a. was happened b. to happen c. has happened d. having happened 5. you don’t need to describe her. i ________ her several times. a. had met b. have met c. met d. meet |
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