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二、词汇与语法知识
6、----Bradford graduated from college with honors at a very young age.
----He _____ have been an outstanding student.


7、None of us called the police when the two cars collided, ____?


8、Not only I but also Douglas and Miranda ____ fond of watching television．Page}


9、----May I have the ____ of dancing with you, Madame?
----Yes, of course．


10、Our president made a(n) ____ speech at the opening ceremony of the sports meeting which encouraged the sportsmen greatly．


11、Diana was reading Harry Potter and the Goblet of Fire, completely ____ in the mysterious world．


12、If I had known you weren’t coming． I ____ a cake．


13、Staying in a four-star hotel for a night costs____ renting a house in the suburb for a month．


14、In winter, traffic accidents occur____ on the highway．


15、Only when I began to do it ____ that I had made a mistake．


16、It was three weeks later ____ he heard the news．


17、He ____ live in a remote and underdeveloped country than in this modern but noisy city．


18、____，Sam knows lots of things about philosophy．


19、Today the energy problem becomes critical． It ____ an immediate solution．


20、Dr． Zhang was always ____ the poor and the sick，his private clinic often providing them with free medical care．