( ) (5)你向别人介绍自己的爷爷,可以说: A. This is my grandpa. B. This is my father.
There ______ no treest. A.were B.has C.was
Ann didn’t______a friend yesterday. A.visited B.visit C.visiting
What______you do last night? A.did B.does C.are
Where______you yesterday? A.was B.were C.are.
Ann 梦见自己成为了一名______. A.Martions B.astronaut C.Mars