1.去掉第一个a
2.happen → happened
3.take → taking
4.and → but
5.去掉to
6.instead后面加of
7.去掉the
8.helping → help
9.with → about
10.of → fo
1.去掉第一个a
2.happen → happened
3.take → taking
4.and → but
5.去掉to
6.instead后面加of
7.去掉the
8.helping → help
9.with → about
10.of → fo