Robert had a comfortable childhood, ______ up in a pleasant house with a view of the sea.
A:grew
B:growing
C:grown
D:to grow
句子模仿秀。
例:我们一家(兴高采烈地)搬进了新居。
①教室里传来了____琴声。
②鸟儿在蓝天上____飞来飞去。