ответить на вопросы по : 1.can you tell one tree from another? now? 2.is it always easy or different from an apple-tree? 3.what makes an oak-tree different from an apple-tree? 4.why do you think tre two gentlemen didn't know why there were no apples in that tree? your opinion?

1. Of course, I can tell one tree from another just now.
2. It's very easy to differ one tree from another by leaves and fruits on the tree.
3. An oak tree never has apples on a tree.
4. To my opinion, they were absent minded or they didn't know anything about nature.