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人教2003课标版《Learning about Language》精品教案优质课下载
Learning ability goals
Help the students learn how to use the present perfect continuous tense.
Teaching important & difficult points
How to use the present perfect continuous tense.
Teaching methods
Cooperation, explanation and practice.
Teaching aids
A projector and a computer.
Teaching procedures
Step 1 Revision
Check the homework.
Step 2 Lead-in
Ask the students to point out the sentences that contain the structure as in “We have been excavating here for many years...”
Sample sentences:
We have been finding the bones of tigers and bears in the caves and we think these were their most dangerous enemies.
As the botanical analyses have been specifically showing us, all the fields around here used to be part of a large shallow lake.
Step 3 Explanation
Present Perfect Continuous
Examples:
I have been waiting here for two hours.
She has only been studying English for two years.
1. Duration from the Past until Now
They have been talking for the last hour.
She has been working at that company for three years.
James has been teaching at the University since June.