---Why do you look so upset?
---There are so many troublesome problems _____.
| A．remaining to be settled | B．remained settled |
| C．remaining to settle | D．remained to be settled |
Li Ming is a student who is easy ___ though he has some trouble ____ his lessons.
| A．to be got along with, in | B．to get along with, with |
| C．to get along, in | D．getting along with, with |
It was in 2008 ______ a terrible earthquake hit Wenchuan, Sichuan Province.
| A．which | B．that | C．when | D．at which |
The system has been designed to give students quick and easy ______ to the digital resources of the library.
| A．passage | B．way | C．approach | D．access |
---Have you _____ completing the work given by your boss?
---Not yet, though I have tried to.
| A．devoted to | B．succeeded in | C．failed in | D．managed to |
China is a country ____the Third World, _____ means her economy still needs developing very much.
| A．belongs to, that | B．which is belonging to, that |
| C．belonging to, which | D．belong to, which |