-Listen, someone is knocking at the door? -Who can be? [ ] A．heB．it C．sheD．this
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![-Listen, someone is knocking at the door? -Who can be? [ ] A．heB．it C．sheD．this](/pic/43_949963.jpg)
－Listen, someone is knocking at the door?
－Who can ________ be?
[]
A．heB．itC．sheD．this试题答案
答案：B
解析：it可用来指与上文所提的某一动作有联系的人．再如：The door opened, a woman came in, and it was Bob's wife.“门开了，进来了一位妇女，她是包勃的妻子。” |