— The floor is clean and dry now. Who _______?
— Sorry, I don’t know.
A.mopped it up | B.has mopped it up | C.has mopped up it | D.mopped up it |
— The floor is clean and dry now. Who _______?
— Sorry, I don’t know.
A.mopped it up | B.has mopped it up | C.has mopped up it | D.mopped up it |