Almost _____ of the students in this class ______ glasses, that is _____ of them.
| A．two thirds; wear; 60 percent | B．two thirds; wear; 60 percents |
| C．two third; wears; 60 percent | D．two third; wears; 60 percents |
People laugh at jokes, but seldom ________ about how they work.
| A．they think | B．think they | C．they do think | D．do they think |
---Why does Jane always ask you for help?
---- There is no one else ________, is there?
| A．who to turn to | B．she can turn to |
| C．for whom to turn | D．for her to turn |
It’s reported that many a house ________ by the heavy snow so far in New York.
| A．have been destroyed | B．has been destroyed |
| C．was destroyed | D．were destroyed |
No one really knows for sure ________ makes a person become right-handed rather than left-handed.
| A．whatever | B．who | C．what | D．whoever |
Now there is just one point ________ I wish you to make quite clear.
| A．where | B．which | C．what | D．when |