(Swimming)做主语:
Swimming is a good sport in summer.
在夏季，游泳是一项好的体育运动。
(reading)做
表语:
My hobby is reading books.
我的爱好是看书。
(singing)做宾语:
I enjoy singing.
我喜欢唱歌。
(talking)做定语:
Who is the man talking to our English teacher?
正在和我们英语老师谈话的那个人是谁?
(writing)做介词的宾语:
It is not easy to make a living by writing .
靠写作谋生是不容易的。
祝学习进步。
希望回答对你有帮助。