At minus 130℃, a living cell can be ______ for a thousand years.
| A．spared | B．protected | C．preserved | D．developed |
She thought I was talking about her daughter，________，in fact，I was talking about my daughter.
| A．whom | B．where | C．which | D．while |
One third of the class _____ agreed to be volunteers to help the aged this vocation.
| A．are | B．is | C．has | D．have |
At this time of next Friday, I _____ to New York by the Korean Airline.
| A．will fly | B．will be flying | C．am flying | D．will have flied |
_______ I read English loudly in the morning, I would start from today on.
| A．Must | B．Should | C．Might | D．Shall |
Brave New World describes a terrifying future _________ there is no war or
violence and all the people can live happily.
| A．where | B．which | C．that | D．whom |