1.since--so
2.however--so
3.去掉although或but中任意一个
4.hold--held
5.writed--wrote
6.feeled--felt
7.is--was
8.has--had
9.knocks--knocked
10.is去掉
11.was failed -- failed
12.everyone--each ,was seemed--seemed
1.since--so
2.however--so
3.去掉although或but中任意一个
4.hold--held
5.writed--wrote
6.feeled--felt
7.is--was
8.has--had
9.knocks--knocked
10.is去掉
11.was failed -- failed
12.everyone--each ,was seemed--seemed