1. (2021九上·海门开学考) 用所给单词的适当形式填空。

success  twelve  pollute  stomach  possible

1. （1） Haze is a new kind ofwhich is bad for our health.
3. （2） It is for us to finish the work in such a short time. We need another two days.
5. （3） You must be surprised to know that the ant has two.
7. （4） How was your weekend? Great! It was my son's birthday. We enjoyed ourselves.
9. （5） Mo Yan is one of thewriters in the world.