______ I had done it I knew I had made a mistake.
| A．Hardly | B．Directly | C．Mostly | D．Nearly |
It is re ported that the United States uses _____ energy as the whole of Europe.
| A．as twice | B．twice much | C．twice much as | D．twice as much |
Mary kept weighing herself to see how much ______ she was getting.
| A．heavier | B．heavy | C．the heavier | D．the heaviest |
It is believed that if a book is ______, it will surely ______ the reader.
| A．interested; interest | B．interesting; be interested |
| C．interested; be interesting | D．interesting; interest |
Without the 
air to hold some of the sun’s heat, the earth at night ____ for us to live.
| A．would be freezing cold | B．will be freezing coldly |
| C．would be frozen cold | D．can freeze coldly |
It is hard for me to imagine what I would be doing today if I ____ in love, at the age of seven, with the Melinda Cox Library in my hometown.
| A．wouldn’t have fallen | B．had not fallen |
| C．should fall | D．were to fall |