Either you or one of your students ________ to attend the meeting that is due tomorrow．

A．are

B．is

C．have

D．be

He ate what he could, and gave the ________ of the food to the birds．

A．remain

B．uneaten

C．rest

D．part

The boy was observed ________ basketball at eight o'clock yesterday．

A．playing

B．play

C．to play

D．having played

________ the old man's sons wanted to know was ________ the gold had been hidden．

A．That; what

B．What; where

C．What; that

D．What; it

His family ________ very big and all of his family ________ music．

A．are; love

B．are; loves

C．is; love

D．is; loves

I'm not sure whether he will ________ his father's business．

A．take over

B．hand over

C．think over

D．go over

He is brave, hard-working and kind, so he was elected ________ monitor of our class．

A．as a

B．to be the

C．a

D．/

This is such a wonderful film ________ we have never seen．

A．that

B．as

C．which

D．what

The drunk driver wishes he ________ so many injuries in the accident．

But he ________．

A．hadn't caused ; had

B．didn't cause ; did

C．hadn't caused ; did

D．hasn't caused ; has

Charles Ballage is generally considered ________ the first computer ?

A．to invent

B．inventing

C．to have invented

D．having invented