题目内容：

______ good time they had yesterday!A.how a B.how a C.what D.what a 为什么

优质解答

D这句话转换过来是they had a good time yesterday!what 修饰名词,时光,how 后接形容词,但是这里有they had,是缺宾语,what可作宾语!比方说I don‘t know what to do!