----Look at that model ship．   ----I know，but it looks like a real one．It’s just _______．

 ---What do you think of the film Avatar? -----I think it’s ______ , but someone thinks it’s much too ______.

If you don’t go to the zoo, I won’t go,________.

–Do you like staying at home ________? --No, I don’t. That always makes me feel lonely .

Don’t eat ______sweet food, or you’ll be ______fat.