读对话，判断下列句子是否正确。

Tom: What's your favourite fruit, Tim?

Tim: I like grapes. They're fresh.

Sam: I like grapes, too. But apples are my favourite fruit. What do you like to drink, Tom?

Tom: I like orange juice. It's fresh and healthy. What do you like to eat, Joe?

Joe: I like beef, but I'm heavy now. I have to eat vegetables.