Passive voice - to be (зависит от времени)+3 форму глагола (всегда не за висимо от времени) , a active voice это обычное предложение)
live in Russia. Russia is a big country. Russia has a beautiful nature. There are a lot of forests, rivers, fields, mountains and colourful landscapes. I live in Kursk region.
1) present continuous for the future
We' ve already called them- present prefect
2) future simple
3) future simple
1.)Is the teacher sitting in a chair?
2.)Why are you learning English?
3.)Are your parents working?
4.)What your parents are doing?
5.)Are you enjoying the lesson?
6.)Who is talking to your teacher?