—What's that?—That's ________ uniform.A.a B.an
We had a great time at the park .A.tomorrow B.on Sundays C.yesterday afternoon
Ken the room yesterday.He was sick.A.wasn't clean B.didn't clean C.didn't cleaned
— were Wang Mei and Li Ming last Sunday? —They were at the swimming pool.A.What B.Who C.Where
Yang Li Wei is China’s astronaut in space.A. one B. first C. second
Ken and Ann go to school yesterday.A. didn’t B. did C. weren’t