I sight of an empty seat at the back of the bus and went directly there. A. lost B caught C. looked D. took
---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.
---Must I clean the window now? ---No, you ______.
In order to attract more customers, many supermarkets usually sell their goods at a good ______ at weekends.