Ⅰ．单句语法填空
1．The young man was very happy to get back the gold ring __which/that/不填__ he had lost on the train.
2．Some people __who/that__ are successful learners often fail in other fields.
3．The woman __who/that__ is shaking hands with my sister is a doctor.
4．This is the most beautiful park __that/不填__ I have visited.
5．She took photographs of the things and people __that/不填__ she was interested in.
6．Look, here are some people __who/whom/that/不填__ I want you to meet.
7．Do you still remember the chicken farm __that/which/不填__ we visited three months ago?
8．The picture __which/that__ was about the accident was terrible.
9．This is the very hotel __that/不填__ I stayed at when I was travelling here.
10．The child __whose__ parents are dead is called Tom.
