——It was the drug，not the disease，that killed the boy.
——He would be still alive today if he ________ that drug.
| A．not take | B．shouldn’t have taken |
| C．didn’t take | D．hadn’t taken |
Recently I bought an ancient Chinese painting, _________ was very reasonable.
| A．which price | B．the price of which |
| C．its price | D．the price of whose |
The doctor did _______ he could ________ the little child.
| A．all; save | B．that; to save |
| C．all; to save | D．what; save |
Miss Chen can show you around _______ mountain, because she has ______ good knowledge of it.
| A．the; a | B．a; the |
| C．a; a | D．the; / |
The athletes competed ________ each other for gold medals in the Olympic Games.
| A．against | B．between |
| C．for | D．over |
All his free time is ______ by volunteer work, but he feels it meaningful.
| A．put up | B．given up |
| C．picked up | D．taken up |