问题
选择题
Mr．Jones was so late that his dinner got cold; his wife ______ warm it up．
A．must
B．had to
C．ought to
D．might
答案
答案：B
考查情态动词。must 必须，指主观上，had to 不得不，客观上，ought to 应该，might 可能，句意：琼先生回来的如此的晚以至于饭都凉了；他的妻子不得不把它温热。所以选B。