Education is an important _________ of life.

We should do more to protect our _____________. Water and forests are especially important.

I love attending concerts. It is so __________ !

Did you ___________ my message? I sent it hours ago.

People who read books and study a lot are usually very ___________.

Working at the weekend is not a rule. It is ____________ so you don't have to come... It's your choice.

Some turtles from Australia _________ in the seas near Fethiye.

Kittens are not strong so they need special ___________.

Einstein was a(n) _____________ in physics. He knew a lot about it.

Tigers ____________ humans when they feel they are in danger.

What do you like? What are you ___________ in?