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Words and phrases: dry, remove, place, cut down, so that, even though
Sentences: The weather may be very hot and dry or it may be very cold and wet.
They carry heavy bags of small trees, and working in the mountains can be dangerous.
Even though tree planting is very difficult, they love their work.
Grammar: Compound sentence
2. Difficult points：
Forests were cut down to provide wood to build houses.
There are often many insects that bite these planters on their legs, arms and faces while they work.
Even though tree planting is very difficult, they love their work.
Ⅲ. Learning strategies
主体探究，导学反馈
Ⅳ. Teaching aids
Pictures 、PPT and so on.
Ⅴ. Teaching procedures
Step 1 Presentation
1.Talk about the cartoon Boonie Bears(熊出没), lead to the new lesson .Lead students to say,“It’s everyone’s duty to protect forests”
2.Show the teaching aims.
Step 2 Work alone
1. Listen to 1a, underline the key points and the difficulties.
2. Try to answer the following questions.
Step 3 Group work
1. Read 1a again and find out the topic sentence of each paragraph.
2. Discuss the usage of the key points and the difficulties
3. Encourage students to say their answers bravely.
Step 4 Class work
1. Solve the difficulties together
2. Finish the following exercise
Pay attention to: bite sb on the +身体部位
even though = even if, 即使，尽管，虽然
so that =in order that，为的是，目的是