Howard Carter is one of the most famous explorers the world _____.
| A．ever know | B．ever knew |
| C．has ever known | D．will ever know |
37. Since the medicine had no ________ on him, he had to go to see another doctor the next day.
| A．result | B．work | C．effort | D．effect |
36. ________ is believed that the better–known companies spend about 70 percent of the total cost of the product itself on packaging!
| A．This | B．One | C．That | D．It |
35. I like getting up very early in summer. The morning air is so good _______.
| A．to be breathed | B．to breathe | C．breathing | D．being breathed |
34. People in China are proud of _____ we have achieved in the past ten years.
| A．that | B．which | C．what | D．How |
33. Walking through the park, _____.
| A．the trees look beautiful | B．he saw the beautiful trees |
| C．and he saw the beautiful trees | D．the tree was seen by him |