--Peter, is this your pen?--Yes, it' s __. Many thanks. I looked for it everywhere.A. mine B. me C. I
-- Chinese astronauts can also walk in space now. -- Yes, they're______ our nation.
--Where are the ______ students? --They are playing football with ______ students from Hilltop School.
--Is Tom still in New York or already back at home? --I’m not sure ________. I’ll call to make sure.
Everyone may feel time______very quickly when they do something interesting.
--Driving less, walking more is good for our health. --So I'd rather ______an hour's walk to work than consider______a car.