用所给出的英语词组造句1protect..from 2stop to do 3try to do 4need doing

1.I will protect environment from waste pollution.2.I sopped to se what had happened.3.I try to do the job better.4.I need studying.5.I spend more time in studying this question.6.Its color changes into green from white.7.It's enough now.8.I keep you warming up all the time.9.You be able to do this math.10.I had solved the problem.11.You are pleased with having a gift today.12.You give me an example,such as instance like this.13.The furniture is made of wood 14.没这词组 15.The house is on the ground floor.16.There are a few birds on the ground.17.For example,you are a good boy.18.I put money in my wallet.19.In the future we can move into the apartment.20.You need to improve your work efficiency.