Времена: present perfect,present simple,present continuous,present perfect-continuos. на каждое время нужно придумать по 2 предложения, .

Present Continuous( I am playing tennis now. I want to read a book now) 
Present Perfect Tense(I have just done my homework. I have not done my homework yet.)
Present Simple ( I do not play tennis every day. I go to school every day)
Present Perfect Continuous Tense (He has been reading a newspaper all day long. She has not been cooking since morning.)