Who is knocking at the door? me． [ ] A．This isB．It's C．I'mD．Its
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![Who is knocking at the door? me． [ ] A．This isB．It's C．I'mD．Its](/pic/43_989064.jpg)
Who is knocking at the door？
________ me．
[]
A．This isB．It'sC．I'mD．Its试题答案
答案：B
解析：it表示自称。 |
Who is knocking at the door？
________ me．
[]
A．This isB．It'sC．I'mD．Its答案：B
解析：it表示自称。 |