单项选择题
One of his eyes was injured in an accident, but after a（）operation, he quickly recovered his sight.
A.delicate B.considerate C.precise D.sensitive
单项选择题 The old buildings blend with the new ones in perfect（）so a walk along Nanking Road is an enjoyable discovery.
单项选择题 Their products are frequently overpriced and（）in quality.
单项选择题 What he said was too（）for me to understand.
