---Does_______ have a dog?---Yes, I have a dog. She's nice to_______.
—You see, “Food Safety” receives thousands of Internet hits a day. —Yes, it becomes one of the _________ topics(话题) these days.
— Andy is really honest boy. — Yes. That’s why he is most popular student in his class.
--- I really want to give up my dream of being an actress.--- ______. You are so young that you still have more chances.
---It is selfless ______ the doctor to devote all the time he had ________ for the patients. ---I think so, they are so great.
China began to open to the outside world in the late 1970s. _________, there have been great changes in the country.