Помогите составить 4 предложения по английскому языку и к этим предложеням ответ.

Why does you help him? Because he my brother.  
Why you sad? Because bad weather. 
Does you happy! ? No I am sad.
Who this girl? She is Ira

Why? Because!
What is you name? My name is ..........
What day is it today? Today is 18 Junuary
Do you speak English? Yes, I do