Вставьте относительные местоимения (who, whom, which, that) или наречие where
1.Justin Bieber is a singer _ has sold over 140 million albums. 2. Kangaroos are animals_ live in Australia. 3. A mouse is something _ helps us use a computer. 4.Albert Einstein was a scientist to _ we should be thankful for the invention of important things. 5. Mosquitoes are insects_like to bite people.