1)The planet we live is on Earth.
2)The continents are large.
3)There is only one country in Australia.
4)Vietanam and India are in Asia.
5)Egypt is an African country.
6)Russia is the largest country in the world.
if they choose go on excursion, they couid get new experience/visit various tourist attraction/make new friends/earn about wildlife/combine entertainment with learning.
Present simple: I'm busy now.
present continuous: I'm listening to the radio at the moment.
past simple: I was busy yesterday. I listened to the radio yesterday.
future simple: I'll be busy next week. I'll listen to the radio tomorrow.
I want you to tell everything.
We saw him go out/ going out of the house.
He made us wait for two hours.
The mother wanted her son to enter the university.
The teacher let us use the dictionary.
1) Да
2)Петропавловская крепость;
Сенатскую площадь;
Зимний дворец;
Петергоф;
Спас на крови;
Эрмитаж;
Зимний дворец;
Исаакивский собор