在横线上填入合适的关系代词。

She has no longer the woman ________ she was 10 years ago．

在横线上填入合适的关系代词。

The old woman has two sons, one of ________ is a teacher．

在横线上填入合适的关系代词。

You can take any seat ________ is free．

在横线上填入合适的关系代词。

The scientist and his achievements ________ you told me about are admired by us all．

在横线上填入合适的关系代词。

I’ve read all the books ________ were borrowed from the library．

在横线上填入合适的关系代词。

Is oxygen the only gas ________ helps fire burn?

在横线上填入合适的关系代词。

Is there anyone in your class ________ family is in the city?

在横线上填入合适的关系代词。

Do you know the man ________ I spoke to?

在横线上填入合适的关系代词。

This is Mr Smith, ________ I think has something interesting to tell us．

在横线上填入合适的关系代词。

________ we know now, bats come out only at night．