Mn ơi giúp em vs ạ. Em cảm ơn. 
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y.
n
20.
VIII. Put the sentences into the correct order.
1. The first serious problem is unemployment.
2. It becomes a burden on the government.
3. The second difficulty is electric power.
4. Thousands of employees are out of work, which is hard for them to find another job.
5. The last problem is related to documents.
6. Production may be halted if electric supply is cut.
7. Confidential documents can be selected by mistake or stolen because of machine failure.
8. Producing industrial products by using computers leads to some problems.
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