【導讀】7.在公共汽車上讓座_______________8.需要幫助的人_________________

　　

【正文】 gerous to play by the . It?s meaningful to join the Reading Club. 7. It?s necessary for us to learn English . It?s very kind/nice of you to help . It?s clear that he told a lie. 10. It?s better to see one time than to hear a hundred times.( To see one time is better than to hear a hundred times) 課后小結： The Sixth Period Contents: Grammar B,C Teaching aims: 1. To use “It is” + adj. + “to”infinitive to describe actions and situations. 2. To use “It is” + adj. + “for…” + “to? infinitive to specify the person one is talking about. Important and difficult points: 1. It is + adj. + to –infinitive 2. It is + adj. + for sb. + to –infinitive Teaching procedures: Step 1. Revision Translate the sentences 1. 很明顯，他說了謊。 2. 我們要學好英語，這是必要的。 3. 他來看我們，是真的嗎？ Step 2. Presentation 1. Explain that the “It is” + adj. + “to”infinitive structure is similar to the structure in part A, except that here, the adjective describes an action or activity. Find out the sentence with the structure in the reading: It is useful to have support teams to bring you food and drinks. 2. Ask students to make up more example sentences with the structure. . It is difficult to understand him. It is necessary to learn English well. It is wise to take a map. It is important to raise money to help people in need. Step 3. Practice 1. Ask students to go through the six pictures on page 100 and make sentences using the words in brackets and the verbs in the box. 2. Invite volunteers to read out the sentences. Step 4. Extension Ask students to plete the following sentences with their own ideas, using the structure they have learned in part B. 1. It is difficult to… 2. It is easy to … 3. It is surprising to … 4. It is exciting to … 5. It is interesting to … 6. It is impolite to … Step 5. Presentation 1. Tell students that structure in part C is the same as the one in part B except that we insert “for sb.” between the adj. and the ?to?infinitive to indicate who we are talking about. Find out the sentence with the structure in the reading: It is necessary for them to support and help each other both before and during the event. 2. Ask students to read the three sentences in the box on page 101. Write the extra examples on the board with the words in a different order, ask students to rearrange the words in correct order. . 1. for you / to teach / It is / Mary / easy 2. to learn / for us / It is / a foreign language / difficult 3. dangerous / to swim / It is / in that river / for children 3. Ask students to tell the differences between the two sentences: (1) It is difficult for you to work out the Maths problem. (2) It is very kind of you to help me. When the adjective describes someone?s character, we use “of sb.”. When the adjective describes something or an action, we use “for sb.”. Make more examples: . It is clever of you to solve the problem. / You are clever to solve the problem. It is kind of you to give me the book. / You are kind to give me the book. It is very dangerous for children to cross the busy street. It is meaningful for us to join Oxfam Trailwalker. Step 6. Practice 1. Explain the context of the exercise in part C and plete the conversation. Invite some students to roleplay Lucy and Lily?s conversation. 2. Ask students to plete “Work out the rule” on their own. Step 7. Consolidation Make the sentences using the 39。It is39。+adjective+39。for...39。+39。to39。infinitive structure. ).Lucy wants to be a doctor.(necessary/work hard/bee) → It is necessary for Lucy to work hard to bee a doctor. 2).Ben39。s team wants to finish Oxfam Trailwalker within 30 hours. (important/train/every day) 3).Mary is busy with exams this week.(inconvenient/be/in the support team) 4).You can get very hot on the hike.(important/take/lots of water) 5).People should not go hiking alone .(dangerous) 6).Ben39。s team can raise over HK$6,000 for charity.(possible) Assignment: 動詞填空： 1. You can exercise ______________(keep) fit before you start out. 2. What foreign language _________________(teach) in your school ? 3. Great changes _________________(take) place in this village since 1981 4. My twin is interested in __________________(collect) stamps. 5. Many years ago people ____________( know)that the earth _________(go) around the sun. 6. This is a picture _________________(draw) by the famous painter. 7. She said that she _______________ (celebrate) her birthday next Saturday . 8. Let?s go and find out what ______________ (happen) over there. 9. Do you know another way of ___________________(work) out the problems. 10. Do you know if there ___________________ (be) a piano concert at the Capital Theatre this Saturday ? 答案：動詞填空： keep 2. is taught 3. have taken 4. collecting 5. knew, goes 6. drawn 7. would celebrate 8. is happening 9. working 10. will be Complete the sentences according to the Chinese 1. It is sad （一些山區(qū)的孩子不能上學） . 2. It is necessary （保持我們的教室干凈） . 3. It is impossible （在 24 小時內(nèi)完成這工作） . 4. It is important （我們每天喝牛奶以保持健康） . 5. （是有意義的） to raise money for Project Hope. 6. It is helpful （捐款給慈善機構） . 7. It is not easy （中國學生讀這些單詞） . 8. It is true （美國隊很強大） , but we can still win. 課后小結：