1. 从方框内选择适当的词或短语完成句子

nervous   should   surprise   talk about   look   look through   work out   favorite   offer   in future

1. （1） Mark Twain is Mary's author (作家).

3. （2） To my , this stranger (陌生人)has the same interests as me.

5. （3） Everyone do their homework by themselves.

7. （4） She sad. What's wrong with her?

9. （5） I hope you'll do better in English .

11. （6） —Why is Lucy so ?
    

    —Because she will have a math test tomorrow.
    

13. （7） They're food safety.

15. （8） He today's newspaper and found there was nothing interesting.

17. （9） He $ 50, 000 for the car in the end.

19. （10） I'm sorry it's difficult for me the problem.