I don’t think the experiment is ______ f
题型：选择题
问题：
I don’t think the experiment is ______ failure. At least we have gained ______ experience for future success.
A．不填；the
B．a; the
C．a ; 不填
D．不填; 不填
I don’t think the experiment is ______ failure. At least we have gained ______ experience for future success.
A．不填；the
B．a; the
C．a ; 不填
D．不填; 不填