Theweatherthatdaymaynotbeasgoodasexpected,in　　　casewewi...

問題詳情：

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

【回答】

D

知識點：連詞

題型：選擇題