教学目标与核心素养：
知识目标：Students can learn some new words and expressions and theusage of suffixes.
能力目标：Students can have a further understanding of the passage.
情感目标：Students can think individually and learn cooperatively.
教学重难点
教学重点：How to learn the new words and expressions and theusage of suffixes.
教学难点：Howto make students have a better understanding of the passage.
课前准备：多媒体，黑板，粉笔
教学过程：
一、Pre-reading
1. Greeting
2. Leading-in
ACTIVATE AND SHARE
教师活动：教师提问
Look at the photos of Antarctica. What difficulties do you think explorers may facethere? What preparations do they need to make?
Ask students to think and share their answers.
