. It is pretty well understood ________ controls the flow of carbon dioxide in and out the atmosphere today.
A.that | B.that what | C.what | D.how |
The plan once I objected to________ out fine.
A.working | B.work | C.had worked | D.worked |
______you didn’t know the rules won’t be an excuse for your failure to report.
A.Whether | B.Where | C.That | D.Why |
The new spokesperson of China’s Foreign Ministry, Ms Hua is reported _______ in Jiangsu Huaizhou High School.
A.to study | B.to have studied |
C.to have been studied | D.to be studying |
—David, can you tell me where I will _______ a good second-hand bike at a low price?
—You should turn to George, for he is a well-informed man.
A.make up | B.hold up | C.pick up | D.take up |
—Do you know the headmaster well?
—Not really, just a nodding ______.
A.acquaintance | B.administration |
C.consequence | D.consideration |