1.Althou it was late when I returned,the light in her room was still open2.The poor man didn't know whether he to go there or not.3.I think that the book is worth being read many times.4.One of the words maybe used twice.

1.Althou it was late when I returned,the light in her room was still open2.The poor man didn't know whether he to go there or not.3.I think that the book is worth being read many times.4.One of the words maybe used twice.
1.Althou it was late when I returned,the light in her room was still
open
2.The poor man didn't know whether he to go there or not.
3.I think that the book is worth being read many times.
4.One of the words maybe used twice.

1.Althou it was late when I returned,the light in her room was still open2.The poor man didn't know whether he to go there or not.3.I think that the book is worth being read many times.4.One of the words maybe used twice.
1、open改为on 2、to改为should 3、for many times 4、maybe改为 may be.

第一个 open 改为 on
第二个 去掉 to
第三个 去掉 being 再把 read 改成 reading
第四个 maybe 改为 may be