问题
选择题
The weather that day may not be as good as expected, in ________ case we will have to put off the event.
A．what
B．that
C．this
D．which
答案
答案：D
考察定语从句关系代词的用法。Which在本句中作定语修饰case，in which case指在那种情况下。句意：那一天的天气也许不像预料的那么好，在这种情况下，我们将推迟这项活动。