The little boy came riding full speed down the motorway on his bicycle. ______ it was!
| A．What a dangerous scene | B．What dangerous a scene |
| C．How a dangerous scene | D．How dangerous the scene |
29. --- Do you know that man?
--- Not really, just a nodding _______.
| A．acquaintance | B．participant | C．relation | D．frequent |
28. Please remember___wins you respect is not your background but your knowledge and virtues.
| A．that | B．what | C．which | D．where |
27. I find it astonishing that she _____ treat you like this in public.
| A．should | B．must | C．may | D．would |
26. Their work ______, all the experts went out for relaxation.
| A．to complete | B．completing | C．completed | D．had been completed |
25. Willie has complained to the sales manager about the PC he bought _____ screen exploded for no reason.
| A．which | B．where | C．whose | D．when |