The Titanic, the biggest ship of its day, ____ unsinkable, but it sank on its first voyage in 1912.
She thought herself _______ to her friends because her family was rich.
He is not very confident and always _______ before making a decision.
Charles Darwin considered ______ to be the process by which evolution took place.
_________, what you did is right. So don’t be worried about it any more.
In our school students are ________ according to how much they know and how old they are.