Bill was staying on a farm with his uncle last summer.So ____ Mary.

A．did

B．has

C．was

D．is

(1)　登泰山 (2)　看日出 (3)　购买门票 (4)　下山　　(5)　在山上过夜( )

A．3-2-5-1-4

B．2-4-5-3-1

C．2-3-1-4-5

D．3-1-5-2-4