The cost of living in Chengdu is among the lowest in China, ________ the quality of life is probably one of the highest.
Peter _________ a baseball, but he doesn’t ________ a baseball bat.
Where are my keys? I must __________.
Are you Kimi?__ ,I am Jim.
---______, is this your pencil?-----Yes,it is.
Lisa, my hat is on the desk. Can you ____ it for me?