* Teaching Objectives:
1. Help students to learn to use pair nouns and group nouns.
2. Enlarge students' vocabulary on archaeology.
3. Improve the students' speaking ability.
* Teaching Important and Difficult Point:
Use the new words to solve problems.
* Teaching Approaches:
Task-based approaches
* Form of Activities:
Individual, pair or group work and topic discussions.
* Teaching Aids:
The multimedia and the blackboard
* Teaching Procedures:
Step 1. Lead-in
Talk about the picture with some simple pair nouns and group nouns.
Step 2. Brainstorming
1. Discuss the meanings of pair nouns and group nouns.
2. Watch the expressions with pictures and learn them by heart.