Differences between present simple and present perfect ?

more complicated than before ? more complicated than before ? is it correct to say that in this manner.

What is the difference in meaning between the following sentences ? please, explain for me the difference in meaning the following sentences : 1- The sleeping child is my brother. ( Sleeping as an adjective ) 2- The child sleeping is my brother. ( Sleeping as an adjective ) --- reduced 3- The child who is sleeping is my brother. ( Sleeping as a verb )

Some Grammatical questions please, explain for me the difference in meaning between number 1 and 3 : 1- The sleeping child is my brother. ( Sleeping as an adjective ) 2- The child sleeping is my brother. ( Sleeping as an adjective ) --- reduced 3- The child who is sleeping is my brother. ( Sleeping as a verb ) another question , is each word in English language ending by (ing) can be used as an adjective ? I hope that make sense to you as native speakers

may you check this statement ? The person who write the questions should write the questions depending on the curse not to generalize them because some dose not fit to ask .

may you correct this statement ? The person who write the questions should write the questions depending on the curse not to generalize them because some dose not fit to ask .Please write your comments below it is a survey

Please, correct these statement if there is a mistake Please, check if i use it correctly 1- I like the version of the reading book , it has many exercises. 2- He has a lot of enthusiasm for sports. 3-My skills in English has evolved over the years. 4- If you win a math, you will award 3 points. 5- I am not sure but let us say in prospect. 6- I have intense pressure because of studying . 7- based on this data that can not happen. 8- I have seen an enormous animal in my dream.