It is ___________pen.
--_____wonderful time they had at the party! – Yes. They sang, danced and enjoyed delicious food there.
-- Sorry. I have lost the book you lent me yesterday. --_________
--______do you improve your listening? -- I improve it ______watching English movies.
--_____can you finish the law report? --Maybe in fifteen minutes, but I’m not sure.
_____Peter____ Bill is good at sports. They both play basketball really well.