（1）We can imagine the beautiful surroundings.（2）There are many trees along the streets.（3）There is a clean river in the city.（4） There are many fishes in the river.（5）There are willow trees on the one side.www.cooyu.net （6）There are some pieces of grassland on the other side.（7）There are many flowers on them.
（1）Just imagine the beautiful surroundings if we make our cities greener.（2）Green trees line the streets.（3）A clean river winds through the city，in which a lot of fishes abound.（4）On the one side stand rows of willow trees.（5）On the other side lies a stretch of grassland sprinkled with many yellow and red flowers.
