1.
.Walter offered us a lift when he was leaving the office ,but our work _______,we refused the offer．（but是连词么）
A．not being finished
B．not having finished
C．had not been finished
D．was not finished
2
.Any application form _____ properly will not be accepted by the company.
A.not to be filled B.not being filled
C.not having been filled D.not filled