673.Thinking about the fact that I was not prepared well enough,and _____ to lose my face,I gave up this year's Civil Service Exam.
A.didn't want
B.not wanted
C.not wanting
D.not to want
674._______ of danger in the street at night,she had to go home with a friend _____ her.
A.Warned;accompanied
B.Having warned;accompanying
C.Warning;accompanying
D.Having been warned;accompanying