After a 3-week winter vacation, students usually some weight when they return to school.
–Cathy, can you answer the door? I ______ the room. –I’m coming, mum.
–How can I get some ______ about the 2016 Olympic Games? --Why not search the Internet?
The running water makes the stones ______ very smooth.
–I will have an important match tomorrow. I hope I will win. --______.
The Dragon Boat Festival this year will come ______ four days.