What is an adverb?

In the sentence below, what word class is slowly?

The tiny spider slowly climbed up the pipe.

In the sentence below, what word class is shoes?

Katie loved her new shiny shoes.

In the sentence below, what word class is raining?

Even though it was raining, Milo went outside.

In the sentence below, what word class is bitter?

Mr Piper spat out the coffee because it tasted bitter.

In the sentence below, what word class is important?

The museum held many important artefacts.

John jumped very far.

Which word is a verb?

Yesterday, there was a heavy rain.

Which word is a noun?

I have never seen so many _____ before?

Which word class is the word in the blank?

Not only is she kind, she is also _____.

Which word class is the word in the blank?

Look at that _____ picture over there.

Which word class is the word in the blank?