_________ from other continents for millions of years, Australia has many plants and animals not found in any other country in the world.
The lazy waiter ______ to his boss that he had ______ the table.
_____ made the school proud was _____ more than 90% of the students had been admitted to the key university.
When we were young, every evening my brother and I _____ stay at home waiting for my mother?
— Are you satisfied with what he did? — No. It couldn’t have been .
I hadn’t seen him for years but I _____ him at first sight.