Students will know the rules of the pronunciation of past form “ed”.
Students can pronounce the past form “ed” and speak in a correct way.
Students are able to boost their interest and confidence of speaking English.
Key and difficult points:
To know the rules of pronunciation of past form “ed”.
To foster their cooperative ability by participating activities in class actively.
Step 1: Warming-up
2. Show a video of the development of computer. Then tell the students that today we will learn a man who had made a great contribution of the development of computer and lead in the topic.
Step 2: Presentation
1. Read the passage to students. Before my reading, ask students to pay attention to the pronunciation of past form “ed” in each word. After that, ask students to have a discussion and invite some of them to share.
2. Then introduce the rules of the pronunciation of the past form “ed” in different phonetic contexts.
a. ”ed” is pronounced as /t/ when it is after voiceless consonants.
b. ”ed” is pronounced as/d/ when it is after voiced consonants or vowels
c. ”ed” is pronounced as/id/ when it is after two consonants /t/, /d/.
Step 3: Practice
1. Mechanical drilling: ask students to listen and read the passage again and pay attention to the pronunciation of the past form “ed”
2. Meaningful drilling: show some pictures on the screen and ask students to describe them by using past tense.
Step 4: Post-listening
Ask students to introduce their idol’s experience by using past tense in group of 4. 5 minutes will be given for discussion. Then invite some groups to share.
Step 5: Summary and Homework
Summary: invite some students to retell the rules of the pronunciation of the past form “ed”.
Homework: write a story that happened in the past and then share the story with all the students next class.