Unit 3 Computers using language课时作业

Ⅰ.单句改错

　　1．Look at the rising sun! It will be fine.

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　　2．If you will come next Monday，I will show you around.

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　　3．Just a minute. The boss comes.

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　　4．Nancy did a lot of housework in the past two hours.

　　_______________________________________________________5．My mother often told me all roads led to Rome.

　　_______________________________________________________6．I'm wondering if she comes tomorrow.

　　_______________________________________________________7．They suffered a lot since the earthquake hit their hometown.

　　_______________________________________________________8．-Have you graduated from Beijing University?

　　-Yes. I have studied there for four years.

　　_______________________________________________________9．In the past he has worked hard.

_______________________________________________________10．I worked there for twenty years but now I am retired.