There are three main classes of drugs, ________ has a different effect on the body.
A. each of them B. all of them
C. each of which D. all of which
—How do you find Harry Potter and the Prisoner of Azkaban?
—Fantastic. J.K. Row Ling _________ each character in the novel impressive through lively dialogues and fascinating plots.
A. makes B. would make
C. will make D. had made
Only when ________ from work, ________ the truth.
A. did he return; did we know B. he returned; we knew
C. did he return; we knew D. he returned; did we know
We won’t start the work until all the preparations __________.
A. are being made B. will be made
C. have been made D. had been made
The unemployment rate has continued to rise, ________ 9.8 percent in September.
A. have reached B. reaching
C. to reach D. to be reached
_______ they are seeing great development, they are still poorer than many countries in other parts of the world.
A. Unless B. Since C. While D. As
