( ) The students are playing_______.
小写字母占三格的是下面哪一个字母?A.f B.h C.k
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 .