Please don’t drop litter _______, you should throw it into the dustbin _______.

 – Have you ________ been to New York?-- No, ________. 

 I_______ watch Happy Goat and Big Big Wolf because I don’t think it’s so interesting.

-Kate dances so well. Has she ever been trained? --No. He learns all by herself. She ______ goes to any training class.

--I have _____ finished my homework. What about you? --I finished it ______