问题
选择题
I had just got up and was about to cook my breakfast ___the telephone rang loudly, but it hung up __I could answer it .
A．when ; before
B．when ; as
C．as ; after
D．while ; when
答案
答案：A
题目分析：考查固定句型。固定句型：be about to do sth when…正要做某事在这时…；句意：我已经起床了。正要去做早饭在这时电话响了，但是在我接电话之前，电话却挂断了。故A正确。
点评：固定句型：be about to do sth when…正要做某事在这时…；when后面接的句子表示意料之外的结果。