—You see, “Food Safety” receives thousands of Internet hits a day. —Yes, it becomes one of the _________ topics(话题) these days.
--It’s ________ nice day, isn’t it? --Yes, whatfine weather!
We have_______ for you_______ a writer.
Don’t sing now. The baby ______ in the room.
Listen, who______ in the classroom?
I am________ they can play in this heat.