1. Each of us will have a __________(one's own) computer in the future.
2. I was glad to __________ (to get or to be given sth.)a gift from my grandpa on Children's Day.
3. I was__________ (sleeping) when the UFO landed in front of my house.
4. She arrived in London on a cold morning. Three days__________ (at a time in the future),she found a
    job in a restaurant.
5. It's not only a chance but also a challenge for China to __________ (to become a member of a group)
    the WTO.