Rosie talked about hotel rating. She explained how a hotel is rated.

It is important to know in advance the size of the room you want to book,

so you may know if it is comfortable for your stay in it.

Ming travelled to Greece before; therefore, she was very happy to share

her knowledge about Greece with us today.

Rick hosted the article of ''Virtual Reality.'' It is a topic of technology which

always goes far away for people to catch up. In many fields of our life, virtual

reality can serve as a step to go forward to an unknown area.