My boss told me I have to work on
(Say something - say hello, say my name, say something in French;
Tell someone something (tell me your name, tell him I love him)
I’m 24 (years old).
(We don’t say 'have years' in English.)
Your dad phoned you an hour ago.
(Ago often goes together with the past simple tense)
There is always bad news in the newspapers.
('News' has an 's' but it is an single uncountable noun)