ai hỏi mày

1. unless this store sell emergency kits, i'll check the other one

1. if you throw trash into the river, it will become more polluted

3. the factory is dumping waste in it so this lake is polluted

I went to the museum last weekend. It's a big building in the city center. We saw dinosaur bones and many kinds of animals including carriages, trains and many other things from 100 years ago. It was a memorable trip.

1.she walks slowly on the path

2.Tony is faster than peter

3.turtles are slower than rabbits

4.we saw scary movie yesterday