In 1911, Madam Curie received a second Nobel Prize for her research, the first person in the world ______ two Nobel Prizes.
| A．receiving | B．received | C．to receive | D．being received |
______ the terrible pollution, so many beautiful fish are fast disappearing in the river.
| A．According to | B．Because of | C．Because | D．As a result |
All of us found ______ difficult to work out the maths problem.
| A．what | B．that | C．which | D．it |
Doyouhappentoknow________?
| A．whereisheraddress | B．inwhichplaceisheraddress |
| C．whatheraddressis | D．theplaceheraddressis |
Let Tom play with your toys as well, Clare—you must learn to_______.
| A．support | B．care | C．spare | D．share |
Johnaskedme_______tovisithisuncle’sfarmwithhim.
| A．howwouldIlike | B．ifornotwouldIlike |
| C．whetherIwouldlike | D．whichIwouldlike |