—Did you have any difficulty catching yesterday’s lecture?
—No. The professor spoke very clearly to make his speech easy _____.
| A．understood | B．understanding | C．to be understood | D．to understand |
If you respect others ______ their economic background, you should be able to make lots of friends.
| A．according to | B．besides | C．regardless of | D．in terms of |
The potential of economic development of one region varies from ______ of another.
| A．any | B．that | C．one | D．some |
Mo Yan, this year’s Nobel Prize winner in Literature, believes reading is ______ first stirred his imagination and gave him a way with words.
| A．that | B．when | C．what | D．which |
Many parents happily pay a lot of money, only ______ the tours are not rewarding enough for their children.
| A．to find | B．find | C．having found | D．to have found |
Hiking is ______ great fun. You will get close to ______ nature and take exercise at the same time.
| A．a; the | B．a; 不填 | C．不填; the | D．不填; 不填 |