Klausa kata benda ini dapat berfungsi sebagai subject maupun object didalam suatu clause atau phrase lain.
Karena berfungsi sebagai kata benda, maka dapat digantikan dengan pronoun “it“.
Contoh:
I forgot the fact. (noun)
I forgot it. (pronoun)
I forgot that the fact was very important. (noun clause)
Rumus :
S + V + O atau V + S
Contoh :
I know his address
Question word:
what(ever), what (time, kind, day, etc),
who(ever),
whose,
whom(ever),
which(ever),
where(ever),
when(ever),
how (long, far, many times, old, etc)
Contoh kalimat :
The class listened carefully what the teacher instructed.
(Seluruh kelas mendengarkan dengan teliti apa yang guru instruksikan.)
The cat followed wherever the man went.
( kucing mengikuti kemanapun pria itu pergi.)
Many people imagine how many time the man was failed before success.
(Banyak orang membayangkan berapa kali pria itu gagal sebelum sukses.)
- I do not know whether he has no money or not.
- I am not sure if she is at home.
- Whether or not he has had a job is not my business.
- Do you know if he is a police?
- We always think about her whether she is in a good condition or not.