Question

— Do you have any plan for this summer vacation, Mary?
— Sure, I’ d like to be a volunteer and help to ______ the Central Park.

A．put up

B．call up

C．clean up

D．cheer up

Answer 1

C

考查詞組。put up 張貼，舉起：call up 打電話；clean up 清理，cheer up 使興奮；這里句意：我想成為一名志愿者幫助清理中心公園。