51、on-in
52、wrote-written
53、when-since
54、are-is
55、foolish-fool
56、get-getting
57、in-of
58、astonishment
59、closer
60、bought-had
61、been去掉
62、How-What
63、playing
64、laughing
65、a little
66、such-so
51、on-in
52、wrote-written
53、when-since
54、are-is
55、foolish-fool
56、get-getting
57、in-of
58、astonishment
59、closer
60、bought-had
61、been去掉
62、How-What
63、playing
64、laughing
65、a little
66、such-so