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D. Little had they realized 16. ______ that I couldn’t be absorbed in the work. A. They made such talked B. So loudly they talked C. It was noise outside D. Such a loud noise did they make 17. Many a time _____ me good advice. A. he gave B. does he give C. he has given D. has he given 18. ____ have I seen a better performance. B. Nowhere else C. Everywhere else D. Nowhere 19. Not a single word ____ at the beginning. A. did he say B. has he said C. he said D. he has said 20. Only in an hour ago ____ out why he was absent. A. did the teacher found B. the teacher found C. did the teacher find D. had the teacher found 21. _____the plane. A. Flew down B. Down flew C. Down was flying D. Down fly 22. Hardly _____ when the bus suddenly pulled away. A. they had got to the bus stop B. they got to the bus stop C. did they get to the bus stop D. had they got to the bus stop 23. ______ I had time, I would have run round that lake again. A. If