1. (2017七下·无锡期中) (A) 根据句意,写出括号内所给单词的适当形式。

1. （1） I met many students from different (国家) at the party.
   
3. （2） My friend's new house is about 200 (平方的) metres in size.
   
5. （3） Do you know any (信息) about these exchange students?
   
7. （4） You should go (径直地) home after school. Don't stay out too long.