The students went to the lecture in expectation,()to their disappointment, nothing very new came forth.
A.正确答案Band
B.but
C.or
D.so
The students went to the lecture in expectation,()to their disappointment, nothing very new came forth.
The students went to the lecture in expectation,()to their disappointment, nothing very new came forth.
A.正确答案Band
B.but
C.or
D.so