How did it that you made such a silly mistake?
A. bring about B. come about
C. come across D. come on
He was told that it would be at least 3 more months he could recover and return to work.
A. until B. as soon as C. since D. before
When asked to explain he did to make his students so fascinated with his lessons the teacher paused and thought deeply.
A. what it was that B. that what it was
C. what was it that D. that what was it
Robert is said abroad, but I don’t know what country he studied in.
A. to have studied B. to study
C. to be studying D. to have been studying
The charge from 5 dollars to 50 dollars, depending on the quality.
A. transforms B. varies
C. trembles D. evaluates
.--- I think a design which all the ages and social groups is not easy to make.
---I can’t agree more with you.
A. appeals to B. admits to
C. objects to D. sticks to
