1. 用所给单词的适当形式填空

grammar,   British,   Australian,   washroom,   different

1. （1） The girl can speak English very well.
3. （2） Some English beginners think is the most difficult.
5. （3） I met an on the way to school.
7. （4） The twins are similar. There are almost no between them.
9. （5） The man bought a house with two .