The book written by Gorky is worth __.
---I hear you’ve got a set of valuable stamps. ______ I have a look? ---Yes, certainly.
---Let’s go shopping after school. ---______ Call for me at any time.
---Della, would you like some potato chips? ---No potato chips for me---I’m ______ a diet.
Harry has been reading all day---he ______ be tired.
Children have a natural ______ about the world around them. They are interested in everything.