问题补充:
--Jack had prepared for the game for such a long time. We all thought he it.
-- What a pity! He too nervous when playing it.
A. would have won;had been
B. could have won;must be
C. could have won;was
D. would have won;has been
答案:
A. would have won;had been
B. could have won;must be
(答案→)C. could have won;was
D. would have won;has been
解析:考查情态动词的用法:句意:--杰克为比赛准备这么长时间了。我们都认为他会通过的。--真遗憾,比赛的时候,他一定是太紧张了。第一空填could have done表示过去可能做,第二空must be是肯定推测,选C。