With a lot of difficult problems _______, the manager felt worried all the time.
| A．settled | B．to be settled |
| C．settling | D．to settle |
38. ---I can’t find Mr. Zhang. Where did you meet him this afternoon?
---It was in the classroom _______ he taught.
| A．that | B．which | C．where | D．the place |
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 |