I had just got up and was about to cook my breakfast the telephone rang loudly,
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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.while; when
B.when; as
C.as; after
D.when; before
试题答案
D
第一个空用when作并列连词，意为“正在那时或这时”，前面常与had done/was doing/was about to do连用；第二个空用before。表示“我还没来得及接，电话就挂断了”。