Not until he failed the exam _______he had left his books untouched .
A.did he realize | B.had he realized | C.he realized | D.he had realized |
Brown said he was by no means annoyed;_____ he was glad to be able to make himself clearly understood.
A.all in all | B.for one thing | C.on the contrary | D.by the way |
Peter had intended to take a job in business, butthat plan after the unpleasant experience in Canada in 2010.
A. | had abandoned | B. | abandoned | C. | abandon | D. | will abandon |
According to scientists, our mental abilities begin to______from the age of 27 after reaching the highest level at 22.
A.differ | B.shrink | C.fail | D.decline |
"It's a such nice place," Mother said as she sat at the table________ for customs.
A.to be reserved | B.Living reserved | C.reserving | D.reserved |
The research lacks evidence, and therefore, its conclusions are doubtful.
A.solid | B.fierce | C.severe | D.potential |