I’d like to go swimming with you, ______ I am too busy today.
— How far is it from Tianjin to Changsha? — It is a _______ flight from Tianjin to Changsha.
She got a nice skirt as a present on her birthday. Do you know _______ ?
— I’m sorry, sir. I’ve made a lot of mistakes in the exam. — Never mind. _______, the exam is a little difficult.
— Why don’t you watch TV at home? — I’d love to, but my mother doesn’t allow me _______ that.
— Why did you laugh just now? — Ted wanted to tell us ______ very funny story, but he forgot ______ ending himself.