Unfortunately, the element Madam Curie devoted all her life her death .
| A．to caused | B．causing | C．to be caused | D．to causing |
Nobody enjoys ______.
| A．being looked down upon | B．looking down upon |
| C．being looked down | D．to look down |
—It angered me that a neighbour accused me ________ kicking her pet.
—Oh, you had the right to defend yourself ______ her accusation.
| A．of; against | B．for; from | C．against; for | D．for; against |
Many kinds of birds fly south at the ______ of winter.
| A．sight | B．approach | C．direction | D．access |
At the meeting they discussed three different _____ to the study of maths.
| A．approaches | B．means | C．methods | D．ways |
The bald eagle_____ the United States.
| A．relates | B．takes the place of | C．represents | D．stand for |