English ID - Lesson 1.4 -Verb be

It's (a/an) chair

It's (a / an) online dictionary.

It is (A / AN) a flash drive.

It is (A / AN) marker.

It's (a / an) notebook.

It's (a/an) tablet

It's (a/an) eraser.

It's (a/an) book.

It is (a/an) pencil.

It is (a/an) pen.