Bill always seems so self-confident,but he’s extremely shy.
A. in vain
B. in contrast
C. in reality
D. in surprise
网友回答
A. in vain
B. in contrast
(答案→)C. in reality
D. in surprise
解析： 考查固定短语。根据句中的转折关系可知Bill事实上还是很腼腆的。in vain徒劳；in contrast相比之下；in reality事实上；in surprise惊讶地。