单选题You _____ her in her office last Friday; she’s been out of town for two weeks.
单选题Adam hadn’ t a _____ what the speaker was talking about most of the time because the class was in chaos.
单选题The teacher _____ expects his students to pass the university entrance examination.
单选题So engrossed in his efforts would Gaugin become that he barely noticed the passing of time.
单选题The air in a city is usually much dirtier than _____ in the countryside.
单选题These proposals sought to place greater restrictions on the use and copying of digital information than _____ in traditional media.
单选题To label their produce as organic, farmers have to obtain a certificate showing that no _____ chemicals have been used to kill pests on the farm for two years.
单选题_____ the right answer I would have got full marks in the exam.
单选题With an eighty-hour week and little enjoyment, life must have been very_____ for the students.
单选题The statistics _____ that living standards in the area have improved drastically in the recent times.
单选题The couple separated because they were not _____ with each other.
单选题The panda is an endangered species, which means that it is very likely to become _____ without adequate protection.
单选题_____ producing methane, the process also produces carbon monoxide.
单选题Police have planned a reconstruction of the crime tomorrow in the hope that this will ______ the memory of the passers-by.
单选题The earliest form of artificial lighting was fire, which also provided (warm) and protection.
单选题The jury’s ______ was that the accused was guilty.
单选题If you don’t put the cheese in the refrigerator, it may _____.
单选题Weight lifting, or any other sports that builds up your muscles, can make bones become denser and less _____ to injury.
单选题What I saw _____ two men attacking the policeman.
单选题Her jewelry _____ under the spotlights and she became the dominant figure at the ball.