问题
                    
I can well remember that there was a time _____ a deep blue sky, the song of the birds, moonlight and flowers could never have kept me spellbound
                            A:which
B:where
C:when
D:that
                        
                        B:where
C:when
D:that
正确答案是:
                         
                        
                        
                    同类题型
                    ______ what the six blind men said sounded!
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part to make the sentence better
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