I think it is important to protect the animals.(改为否定句）

I think it is important to keep the room clean改为简单句为I think We protect the wild animals.It is important(合并为一句） it is important for us to protect the earth.改为同义句 To protect the environment is important.(改为同义句) I think that it is important to learn English well .(改为简单句） I think it is going to rain.（改为否定句） I------------ ---------- To protect the environment is important.(改为用It开头的句子） I think it is good for students to do more ex-ercise.(改为否定句） I think it is important for me to do something to protect bi i think it is on the sofa (改为否定句） i _ _ it _ on the desk. 英语改为简单句I think it is important to master a foreign language. 改为否定句I think it is inyour sister is