23.（ ）

(单选题)The facilities in the Shine Sports Centre can be used at ___ (单选题)The underlined word “book” here most probably means ______. (单选题)You and your father have to spend ______ on the membership c (单选题)The advertisement is for ______. (单选题)There were tears in Grandpa’s eyes ______. (单选题)Which sentence of the following is true? (单选题)Jack decided to ______ for his grandpa. (单选题)Jack had kept his grandpa’s business card for ______ years. (单选题)Jack’s grandpa ______. (单选题)20. （ ）