The policeman gave the thief a blow in () stomach.

A. his

B. /

C. the

D. that

A sudden noise of a fire-engine made him () to the door.

A. hurrying

B. hurried

C. hurry

D. to hurry

() no need the radio as I'm used to studying with it on.

A. It's; to turn down

B. It's; turning up

C. There's; to turn off

D. There's; turning off

There was so much noise in the classroom that the teacher couldn't make himself () .

A. heard

B. hearing

C. to hear

D. hear