Countable nouns are the names of separate objects, people, ideas etc which can be counted. They have plurals. Examples are: dog, tree, girl, book, occasion and link We can use numbers and the article a/an with countable nouns. a dog two books three girls
The articles a/an (the indefinite article) and the (the definite article) belong to a group of words called determiners. They normally go at the beginning of noun phrases. Alice is a financial advisor. She is working for an insurance company. I have been to the doctor. Can I talk to the manager? What are articles…
Adverbs are words like tomorrow, daily, badly, once and too. They tell us more about other words, especially verbs.
An adjective is a word like clever, beautiful, green, hungry, brave, which is used when we describe people, things, events etc