It’s a bad habit to leave the work ______.
A. undo B. undone C. undoing D. done
Do you know the name of the play___ in the hall now?
A. to be put on B. being put on C. put on D. putting on
She was surprised to find the house _____ into when she went back home.
A. broke B. broken C. break D. breaking
His novel has ________ him such a reputation.
A. earned B. won C. obtained D. acquired
Cloning an animal is a complex ________ that can go fatally wrong at any stage.
A. process B. regulation C. step D. method
________ is as much an art as it is ________ science.
A. Cloning; a B. Clone; / C. To clone; the D. Cloning; the
