1. Neither George nor Mary was happy about the idea. -> Neither George nor Mary **was happy** about the idea.
* Объяснение: После "neither... nor" глагол согласуется с ближайшим существительным.
2. The sun raises in the East and sets in the West, right? -> The sun **rises** in the East and sets in the West, right?
* Объяснение: Правильное написание глагола "rise" (подниматься).
3. It's so cold tonight, dress your warm coat. -> It's so cold tonight, **put on** your warm coat.
* Объяснение: Правильный фразовый глагол: put on (надевать).
4. He used to calling on her once or twice a week. -> He used to **call** on her once or twice a week.
* Объяснение: После "used to" используется инфинитив без "to".
5. John decided to buy in the morning a new car but in the afternoon he changed his mind. -> John decided to buy a new car in the morning but in the afternoon he changed his mind.
*Объяснение: buy следует употребить без предлога.*
6. After George had returned to the house, he was reading a book. -> After George **returned** to the house, he was reading a book.
* Объяснение: Нет необходимости использовать Past Perfect (had returned), т.к. последовательность событий ясна.
7. The food that Mark is cooking in the kitchen is smelling delicious. -> The food that Mark is cooking in the kitchen **smells** delicious.
* Объяснение: Правильное согласование глагола с существительным (food - ед. число).