Here you can have some practice on "there is" and "there are".
"There is" means "hay" used with singular nouns, as in "There is a notebook on the table"
"There are" means "hay" used with plural nouns, as in "there are notebooks on the table".
But you must be very careful not to confuse "It is" and "there is" or "They are" and "there are"
Thereis/it is they are /there are
" It is " means "es, está" or "hace" as in "It is hot" (Hace calor).
We cannot say
" They are " means "son, estan". "They are tall" (son altos), They're cold (tienen frío).
We cannot say