A cook will be immediately fired if he is found ________ in the kitchen．

A．smoke

B．smoking

C．to smoke

D．smoked

What’s the language ________ in Germany?

A．speaking

B．spoken

C．be spoken

D．to speak

The first textbook ________ for teaching English as a foreign language came out in the 16th century．

A．have written

B．to be written

C．being written

D．written

The disc, digitally ________ in the studio, sounded fantastic at the party that night．

A．recorded

B．recording

C．to be recorded

D．having recorded

The question ________ at yesterday’s meeting hasn’t been made ________ yet．

A．discussing; know

B．discussed; known

C．being discussed; know

D．to be discussed; know

While seeing the ________ movie，most of the ________ children cried with great fear．

A．frightened; frightened

B．frightened; frightening

C．frightening; frightening

D．frightening; frightened

Don’t ________ this matter again, please．

A．refer to

B．referred to be

C．refer to be

D．referring be

It was foolish of him to ________ his notes during that important test, and as a result, he got punished．

A．stick to

B．refer to

C．keep to

D．point to

The police are ________ the gang．

A．on the track of

B．on track of

C．at the track of

D．at track of

Grand Canyon is a day’s ________ by car from here．

A．journey

B．tour

C．voyage

D．map