\(\Pi\). Complete the sentences, using the right form of the works in brackets:
1. They ......................... how to swim in 2010. (learn)
2. Nam is ................................student in our class.(tall)
3. If robots ............................... all of our work, we will have nothing to do.(do)
4. This is my house and that is .......................(she)
1. They learned how to swim in 2010.
2. Nam is the tallest student in our class.
3. If robots do all of our work, we will have nothing to do.
4. This is my house and that is hers.
1 learned
2 the tallest
3 do
4 hers