—Can those at the back of the classroom hear me?—No problem, sir !
| A．seat | B．seating | C．seated | D．sit |
Oh, boy, why are you killing your time this way? Can’t you find something _____ doing?
| A．useful | B．worthy | C．valuable | D．worth |
I am going to do all I can _____ the bad impression you have of me.
| A．to remove | B．remove | C．to leave | D．leave |
The company was willing to provide us with what we needed, _____ made us excited.
| A．what | B．it | C．which | D．that |
_____ the doctors really doubt is _____ my mother will recover from the serious disease soon.
| A．What; when | B．That; how | C．What; whether | D．That; what |
The students of the music school study ____.
| A．music but also some other subjects |
| B．some other subjects as well as music |
| C．no subjects but music |
| D．neither music nor some other subjects |