Practice: countable vs uncountable + There is / There are

Countable vs Uncountable: https://www.liveworksheets.com/worksheet/en/esl-grammar/63076

Countable vs Uncountable 2: https://www.liveworksheets.com/worksheet/en/english-language-arts-ela/2116819

Countable vs Uncountable 3: https://www.liveworksheets.com/worksheet/en/english-second-language-esl/2043817

Countable vs Uncountable 4: https://www.liveworksheets.com/worksheet/en/esl-grammar/526003

There is/There are: https://www.liveworksheets.com/worksheet/en/esl-grammar/64885