-_______ do I save the document on the computer? - Please click 'save' and write a name for it.
Fred’s grandfather _______three years ago. He _______for three years.
—Excuse me, does Mr. Chen live here? —He ______ be here, but he has moved to Nanjing.
The roller coaster there moved _______ high speed.
_______Smiths are going to Sunshine Town to visit their friends this evening.
— Would you like to Nanjing with us? — Yes, .