题目

如图所示是实验室氧气制备、收集、验满、验证性质的操作，其中正确的是（） A . B . C . D . 答案：AI remember vividly that first English class in the last term of high school. We boys (there were no girls in the school) were   1  expectantly for the new teacher to appear. Before long, through the door came a tall ordinary-looking man  2   about 40. He said shyly, “Good afternoon, gentlemen.” His  3  had a surprising tone (语气) of respect, almost  4  he were addressing （向---讲话）the Supreme Court (最高法院) 5   a group of youngsters. He wrote his  6  on the blackboard---Wilmer T. Stone-- ,and  7  sat on the front of his desk.. “Gentlemen,” he began, “We are now this   8   ---your last---to continue your study of  9  . I know we shall   10   learning with and from one another. We are going to learn  11  about journalism and how to write your weekly school paper. And   12  we are going to try to   13  the joy of good literature (文学). Maybe some of us will really   14   in reading and writing. A man who reads 15  a happy life. A man who doesn’t read  16  on the earth with a blindfold(眼罩). If I have to put all my   17  into a single word, it would be: ‘browse(广泛浏览)’”. Mr. Stone went on like that,  18  in a friendly and understanding tone. The  19  of the class came much too soon. And we boys had to 20  the classroom with an unexpected feeling of excitement. 1. A. waiting                   B. looking                    C. asking            D. calling 2. A. for                          B. of                          C. at                    D. on 3. A. sound                      B. voice                    C. appearance      D. look 4. A. as                           B. if                         C. as if             D. after 5. A. besides                    B. except for                C. instead                D. instead of 6. A. address                   B. telephone                C. name          D. word 7. A. then                       B. but                       C. so                D. suddenly 8. A. feel                         B. season                    C. year             D. term 9. A. math                       B. chemistry                 C. English            D. physics 10. A. begin                     B. enjoy                      C. practice           D. suggest 11. A. something                B. anything                  C. nothing           D. all 12. A. Really                   B. Especially               C. Truly                D. Possibly 13. A. feel                        B. write                    C. memorize          D. accept 14. A. moved                  B. excited                    C. interested          D. used 15. A. knows                   B. says                C. has                    D. lives 16. A. runs                      B. visits               C. walks           D. chooses 17. A. praise                    B. trust                C. advice           D. promise 18. A. speaking                B. singing            C. telling           D. shouting 19. A. beginning               B. end                 C. middle          D. time 20. A. keep                    B. enter               C. leave            D. reach