Over the past ten years, great changes  in our hometown. , the houses in our hometown were very old,   now most of the people have moved into tall buildings. The water in the river   very dirty, but now the river is very clean, and we can swim in it. People here used to walk or ride bikes, but now they can take buses or drive their own cars .

（1） We have   watched such an exciting football match before.

（2）Lily's grandmother has been dead a few years.

（3）My sister is going to Canada   a few days.  

（4）  you have got everything ready, please let me know.

（5）

— How long have you been like this?
—   last night.

your ?

Hello, I'm Emily. ?

Hello, everyone! My name is Kitty. I am thirteen years old. I come from Xi'an, but now I live with my parents in Beijing. I like Beijing very much.

I am tall and slim. My hair is long, and I wear glasses. I like dancing. I practice dancing three times a week after school. I also like sports. ①I often play football with my classmates after school. I like all the lessons at No. 22 Middle School， and I'm good at English. I like English best. I have a good friend and her name is Jenny. ②她十二岁。We can help each other at school.