河南成教 / 大学英语
正确率：100%
4、
He’s been _ _ _ _ _ a new project which has to be finished by the end of next year.
A.working out
B.working on
C.figuring out
D.making out
He’s been _ _ _ _ _ a new project which has to be finished by the end of next year.
参考答案：
佳题速递：