单项选择题
A. disliked B. were C. had D. did
The engineers made two big plans for the dam, ()was nev...
单项选择题The engineers made two big plans for the dam, ()was never put in force.
A. one of them B. which C. one of which D. every one of which
Jack felt unhappy as they all went outing ()him.A. exce...
单项选择题Jack felt unhappy as they all went outing ()him.
A. except B. but C. without D. besides
As time went by, the plan stuck ()fairly practical.A. t...
单项选择题As time went by, the plan stuck ()fairly practical.
A. to proved B. to proving C. proved D. to be proved