Calculus, ... elegant and economical symbolic system, can reduce complex problems to simple terms.
it is an
that an
an
is an
Appositive
Appositive hanya boleh diisi dengan:
- Participle (Ving/V3)
- Noun phrase
- A/An/The ... of
- Who/which + P
Bandingkan pilihanmu dengan sobat pembelajar yang lain.