When to use is/ are

It's a simple rule as A-B-C CakodokBasi.
Kalau benda tu singular (single/satu) guna is.
Kalau benda tu plural (more than 1) guna are.

p/s: selepas perkataan "to" letak root word.

Geram la. Bukan aku nak kata aku hebat grammar, tp benda ni simple!