Решение:
Нужно поставить местоимение в объектном падеже. Объектный падеж соответствует винительному падежу в русском языке.
- I like Misha. Do you like him?
- I love dogs. Do you love them?
- I like my new neighbours. Do you like them?
- I like Diana. Do you like her?
- I don't like spiders. Do you love them?
- I like gadgets. Do you like them?
- I watch YouTube. Do you like it?
- I speak English. Do you like it?
- I like Mr. Harris. Do you like him?
- I like horrors. Do you like them?
Ответ: him, them, them, her, them, them, it, it, him, them.