英语选择题~~~26-30~~~·

英语选择题~~~26-30~~~·
做出下列选择题~~~~并写出理由~~~
26.-Is your uncle a farmer?
-Yes,and he ______on the farm for twenty years.
A.has worked B.works C.worked
27.Many beautiful buildings _______in our city last year.
A.are built B.were built C.is built D.was built
28.Things should ______here before you enter the Great Museum.
A.keeps B.keep C.be kept D.are kept
29.One of my friends _____already moved to London.
A.do B.does C.have D.has
30.-Look at the sign on the right.
-Oh,parking_______here.
A.doesn't B.isn'allowed C.didn't allow D.wasn't allowed
记到写理由~~~