Step by Step 3000 第3册 Unit12:Friends reunited(1)
Have you ever wondered what your old schoolmates are doing now? Well, plenty of people in Britain do.[阅读全文]
Step by Step 3000 第3册 Unit10:Warming up(2)
And now over to Nick with the latest update on the traffic situation.[阅读全文]
Step by Step 3000 第3册 Unit12:The future of the phone
The mobile phone is set to become one of the central technologies of the 21st century.[阅读全文]
Step by Step 3000 第3册 Unit12:Housing Problems
A husband and a wife are discussing the demolition of some old buildings to make room for the erection of office blocks in an area where there is an acute shortage of housing.[阅读全文]
Step by Step 3000 第3册 Unit12:Beware hackers(1)
Let's talk about how widespread the problem is.[阅读全文]
My little borother is studying engineerigng
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