试题题干
It was because he was in a dangerous condition（ ）the doctor decided to operate on him.
参考答案
正确答案：
试题解析
本题考查强调句。
句意：正是因为他处于危险的状态，医生决定给他动手术。
It was … that是强调句的组成部分，把这三个词去掉之后句子是：because he was in a dangerous condition是完整的句子。这里被强调的部分正是医生要给他动手术的原因。故A选项符合题意。