Professor Hawking stepped into the office he knew that there was no hope.
A. Unless
B. Now that
C. The moment
D. Although
网友回答
A. Unless
B. Now that
(答案→)C. The moment
D. Although
解析:考查连词辨析。A如果…不;B既然;C一…就;D尽管;句意 :Professor Hawking一进入房间,他就知道没有希望。故C正确。