What is the pilot doing? (Что делает пилот?)
doing в данном контексте (далее д. к.) - делает (делать)
He flies a plane. (Он летает на самолёте)
flies в д. к. - летает (3-е лицо, ед. число)
Yesterday, I walked to school with my friends. (Вчера, Я ходил в школу со своими друзьями.
walked в д. к - ходил (1-е лицо, ед. число)
They visited their parents in January. (Они навестили своих родителей в Январе)
visited в д. к. - навестили (2-е лицо, мн. число)
We watched a film last Monday. (Мы смотрели фильм в понедельник)
watched в д. к. - смотрели (3-е лицо, мн. число)
Christopher Columbus arrived in the Bahamas in 1692. (Христофор Колумб прибыл на Багамы в 1692 г.)
arrived в д. к. - прибыл (3-е лицо, ед. число)
The teacher is talking to the students.
talking в д. к. - разговаривает (3-е лицо, ед. число)
Yesterday at 5 pm dad was not cleaning the kitchen, he was washing his car.
I haven`t seen you for ages.
Alibek wanted to become an actor in his childhood, but his dream did not come true.
Masha and Sasha rode up the hill and then they went down the other side.
-Was the girl sitting on a chair? –No, she wasn’t.
We all listened to Ben carefully while he talked about Christmas preparation.
Have you bought tickets yet?
My parents taught primary school children at school in 2010.
Объяснение: понятия не имею но думаю так
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