Составить предложения на со словами: 1)since 2)for 3)yet 4)allready 5)last 6)next ago 8)now

I have not seen him since i was a child. i have been working for 2 hours. i havn't done my homework yet. i have already eaten my breakfast. i went to school last monday. l will sing next week. i went to the cinema 2 weeks ago. i am doing my homework now