teaching aids
1. a computer
2. a projector
3. the blackboard
teaching procedures
step 1 revision
show their homework exercises on the real object objector.
teacher gives some comments on the work.
step 2 look and learn
learn to say the decimals by looking at part 1 on page 46.
give them two minutes. work on their own first and then say to each other in pairs, paying attention to the numbers before and after point.
step 3 write and say
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