单选题 The desegregation was achieved through a number of struggles,_______have been mentioned in previous chapters.

单选题 _________, Mr. Wells is scarcely in sympathy with the working class.(2005)

单选题 David Singer, my friend’s father, ______ raised and educated in New York, lived and lectured in Africa most of his life.(1993)

单选题 ____ he wanted to go out with his friends at the weekend, he had to stay behind to finish his assignment. (08)

单选题 ______ I like economics, I like sociology much better. (2003)

单选题 Fool _____ Jane is, she could not have done such a thing. (2002)

单选题 ____ I sympathize, I can’t really do very much to help them out of the difficulties. (2001)

单选题 ______ dull he may be, he is certainly a very successful top executive. (2006)

单选题 ______ he needed money for a new car, he decided not to borrow it from the bank.(1998)