问题
选择题
It was not until the age of 60 ______ William St
eig discovered his talent for writing children’s books.
A．after
B．that
C．since
D．when
答案
答案：B
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It was not until the age of 60 ______ William Steig discovered his talent for writing children’s books.
A．after
B．that
C．since
D．when
答案：B