I was reading a novel_____ he was watchingTV.
| A．when | B．while | C．before | D．as |
The organization’s _____ are to provide food for homeless people and help them find somewhere to live.
| A．aims | B．rules | C．suggestions | D．profits |
You should be more careful, _______ you might meet with some accident.
| A．meanwhile | B．otherwise | C．although | D．however |
One _______ fact is _______ Crystal always keeps a toothbrush in his pocket for good luck when he is the host of the Academy Awards.
| A．little-knowing ; 不填 | B．well-known ; which |
| C．little-known ; what | D．little-known ; that |
The UN is _______ countries that want to increase peace.
| A．made of | B．consisted in | C．made from | D．made up of |
--- I will go to your place at 3:00 tomorrow afternoon.
--- I’m sorry, but I ______ to Beijing by then.
| A．am flying | B．have flown | C．will have flown | D．will fly |