河南省长葛市第一高级中学2020-2021学年高二上学期阶段性测试试卷英语试题（Word版无听力）

英语试卷 一、单选题（共20题；共40分） 1.He is so clever that he can solve ______ problems by himself. A. a great many of                  B. a large amount of                  C. a series of                  D. much 2.The headmaster wanted to know ______at the entrance of the school. A. who were you waiting for                                B. who are you waiting for C. who you were waiting for                                D. who you are waiting for 3.By the time Jack returned home from England, his son _____ from college. A. graduated             B. has graduated             C. had been graduating             D. had graduated 4.The suit fits me well, ______ the trousers are too short. A. except                             B. besides                                C. but                             D. except that 5.Over years，scientists have made a great________in the treatment of cancer. A. breakin                       B. breakthrough