文档内容
Unit 12 Life is full of the unexpected.
Section A（Grammar Focus-4c）
Language goals
To learn the past perfect tense.
Key words and phrases
cream, workday, show up, bean, market, by the end of
Teaching
Key sentences
Aims
1.By the time I arrived at the party, everyone else had already
shown up.
2. When she arrived at the movie theater, she remembered she had
forgotten to feed her dog.
Teaching Practice the past perfect tense and simple past tense.
Difficulties
Teaching CAI, multimedia courseware or other realia that the T needs for
Aids teaching
Teaching Procedures Tips
Step 1 Lead-in
Lead-in
Divide students into several groups. Ask each group to find out all
the sentences using the past perfect tense from 1a to 3c.
Step 2 Presentation &Grammar
学习Grammar
Presentation
Focus这个过
Read Grammar Focus 程中，教师可
① Read aloud the sentences in the grammar frame. Find out 采用任务型教
学和小组合作
the sentences in simple past tense and the past perfect tense.
法，使学生在
② Compare the above two past tenses. 讲授、启发的
基础上，让学
③ The teacher gives more sentences as examples.Get the
生通过小组合
students to sum up and learn the past perfect tenses. Remind the 作完成学习任
students of the verbs and the order of the two actions. 务，达到教学
目标，同时培
4a
养学生的合作
Ask students to make sentences using by the time or before. 意识和创新精
Students make full sentences on their own, the teacher reminds 神。
them of the tenses. Get students to check their answers in pairs.Answers:
1.By the time Mary got up,Tim had already gone into the
bathroom.
2.Before I put cream in the coffee, the coffee had become cold.
3.By the time I got to school, the teacher had collected the
math homework.
4.I had completed the work for my boss before the workday
ended.
5.The movie had started before I arrived at the cinema.
6.By the time I got home from my language course, my mother
had finished making the apple pie.
4b
Ask students to fill in the blanks with the correct forms of the
words in the box.
First, ask students to write the past participle form for each
word and phrase in the box of 4b. Then, ask them to fill in the
blanks using the correct words or phrases.
Answers:
1. had,shown up;2.had forgotten;3.had,rushed out;4.had found
out;
1. arrived at;6.had gone into.
4c
Write and guess
① Show the half sentences and ask different students to say their
sentences. Make as many sentences as they can.
② Get the students to write two true sentences and one
imaginary sentences. Ask some students to read out their sentences.
Let others to guess which sentence is imaginary. Tell the reasons.
Answers will vary.
Step 3 Language points learning
by the end of 在（某时间点）以前
by the end of 含有“不迟于”的意思。通常情况下，根据by the end
of后接的时间的不同，主句选用相应的时态：
(1) 接将来的时间，主句用一般将来时。
(2) 接现在的时间，句子用现在完成时。
(3) 接过去的时间，句子用过去完成时。
Step 4 Exercise,Summary&Homework
Exercise
Complete pages from 20 to 22 on the PPT.
Summary The T can encourage Ss to summarize the key points of this class
to help Ss consolidate the knowledge.
Homework
Preview the new words and phrases in Section B (1a-1e).
Do the exercises in students’ book.
In this lesson, teacher gives the students enough time to practice the
past perfect tense, which can not only consolidate the language goals
Teaching
learned in this lesson, but also open up students' thinking. Teachers
Reflection
should improve students' ability to use the language to solve the
practical problems too.
