— What can we learn from Lei Feng? — We should not only think about , we should think about others as well.
--- What do you think of the book written by Mo Yan? --- Oh, excellent. It is worth ___________ a second time.
Shanghai is bigger than ___________ in Japan.
---________ honest boy you are! --- Thank you!
--- Do you like watching CCTV-5? --- Yes, I do. But it would be better with ______ advertisements. I hate advertisements.
--- Is Lucy knocking at the door? --- No. It ______ be Lucy. She is in America now.