The oil must be used up, the light went out.
| A．for | B．because | C．since | D．as |
He is _________ about his chances of winning a gold medal in the Olympics next year.
| A．optimistic | B．optional | C．optimal | D．obsessed |
University graduates should develop such skills as critical thinking, and inter-personal communication, ________ are important in personal development.
| A．which are believed by the manager that |
| B．which are believed by the manager |
| C．which the manager believes that |
| D．which the manager believes |
After travelling around the world, I found New Zealand to be closest to _________ I thought a person should spend his years after retirement.
| A．how | B．what | C．why | D．where |
The special news program analyzed the extent _________ people’s daily lives have been changed by modern inventions since the 1890s.
| A．in which | B．at which | C．on which | D．to which |
The sun was shining and the birds singing. __________ a princess, pale and weeping.
| A．Walked through the forest |
| B．Through the forest walked |
| C．Through the forest walking |
| D．Walking through the forest |