---- 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 |
---- 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 |