Color shapes our view of ________ world and it may have ________ far more influence on our life than many of us realize.
| A．a; a | B．the; / |
| C．the; the | D．the; a |
Jumping out of_________ airplane at ten thousand feet is quite _________ exciting experience.
| A．x; the | B．x; an | C．an; an | D．the; the |
Once a decision has been made, all of us should _________ it.
| A．direct to | B．stick to |
| C．lead to | D．refer to |
_______ ,! have to put it away and focus my attention on study this week.
| A．However the story is amusing |
| B．No matter amusing the story is |
| C．However amusing the story is |
| D．No matter how the story is amusing |
Elephants have their own way to tell the shape of an object and _________ it is rough or smooth.
| A．不填 | B．whether | C．how | D．what |
Scientists generally agree that Earth's climate will warm up over the next 50 to 100 years __________ it has warmed in the 20,000 years since Ice Age.
| A．as long as | B．as much as |
| C．as soon as | D．as well as |