—Is this Tom’s bike?—____, I don’t know.A. OK B. Good C. Sorry
—Could you look after my dog while I am away? —_______.A. No, thanks. B. With pleasure C. It’s a pleasure
Who ________ running, Jim or Jack? A. is good at B. is better at C. is the best
I have his address, so I did not have any ________ his house. A. difficulty finding out B. difficulty finding C. difficulty looking for
I ________ that the earth moves around the sun. A. often doubt B. never doubt C. sometimes doubt
You can say ‘I’m feeling blue’ when you are feeling ________. A. happy B. sad C. frightened