We are (-) students.
I am a student.
My favourite sport is (-) tennis.
The river is in the north of the сountry.
(-) Lake Baikal is in (-) Russia .
The blue whale is the biggest animal on Earth.
The Andes are a mountain range in (-) South America.
That's the man who lives next door.
Sydney Opera House, which is very impressive, is a UNESCO World Heritage Site.
London is the city where I studied English.
Sasha, whose father is our Art teacher, is my best friend.
It was very hot so I got sunburnt .
We lost our passports. What are we going to do now?
Hurry up! We don't want to miss our flight.