问题
选择题
.
From Mum’s love, patience and understanding, I have learned what a huge responsibility ___ is to raise a child.
A．it
B．that
C．this
D．one
答案
答案：A
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.
From Mum’s love, patience and understanding, I have learned what a huge responsibility ___ is to raise a child.
A．it
B．that
C．this
D．one
答案：A