题目内容
( ) 5. [2014 ] —Has your friend comple?ted his design?
―Not yet. He on it last night.
A. worked B. has worked
C. is working D. was working
D
练习册系列答案
相关题目
题目内容
( ) 5. [2014 ] —Has your friend comple?ted his design?
―Not yet. He on it last night.
A. worked B. has worked
C. is working D. was working
D