1. 用方框内所给词的适当形式填空

invent    wound    tool    operate   Canada

1. （1） Her sister got married to a engineer.
3. （2） The sick man needed an at once.
5. （3） The bird finally fluttered to the ground, dying.
7. （4） Don't worry. I can use these to mend your car.
9. （5） Thomas Edison is one of the greatest in the world.