It is pretty well understood __________controls the flow of carbon dioxide in and out the atmosphere today.
| A．that | B．when | C．what | D．how |
The Korean singer PSY must have the _____of seeing his song Gangnam Style become popular all over the world
| A．expression | B．attention | C．satisfaction | D．impression |
If you keep on writing, you will have _____brighter future, likely to become _____J, K. Rowling.
| A．the; a | B．the; the | C．a; a | D．a; the |
---- Are your family ready for rafting?
----Yes, I really want my children to experience that they are young.
| A．\ | B．if | C．unless | D．while |
----It’s thirty years since we last met．
----But I still remember the story, believe it or not, _____ we got lost on a rainy night．
| A．which | B．that | C．what | D．when |
-----You’ve got a stomachache? But we ate at the same place. How come my stomach is fine?
------You have an iron stomach! Mine isn’t ___ strong.
| A．as | B．such | C．much | D．enough |