询问别人这是谁的短裤时,你应该说:______A.Whose pants are these? B. Whose pants is it?
Helen always sends __________ emails to her friends . A.an B.a C.some
My grandparents often _______ films on Sunday evenings . A.watchs B.watches C.watch
The _______ girl is my little sister . A.two B.second C.one
What do you usually do _________ Christmas ? A.on B.at C.in
It’s time _______ get up , Betty . A.as B.for C.to