You must ______ your papers before you hand them in.
| A．go down | B．go across |
| C．go out | D．go through |
All the things _________ must be done well．
| A．worth to do | B．worthy of being done | C．worthy doing | D．worth of doing |
One of my close friends made great progress in her studies so her teachers ___ her, and I _____ her.
| A．were happy with; was happy with | B．were happy for; was happy for |
| C．were happy with; was happy for | D．were happy for; was happy with |
At a very young age, Professor Field used to__________ books on radio.
| A．devote to translating | B．devote himself to translate |
| C．be devoted to translate | D．be devoted to translating |
The audience were ________ by his _______ performance on the stage.
A. amused; amused B. amused; amusing C. amusing; amused
The boy is not particular about food and always eats _____ his parents give him.
| A．no matter what | B．whichever | C．no matter which | D．whatever |