What shall we use for power when all the oil in the world has________.
A.given out B.put out
C.held up D.used up
The police __________ the murderer everywhere when he suddenly appeared in a theatre.
A.is searching B.were searching C.are searching for D.were searching for
True happiness does not lie in the ________ of money，but the joy of achievement.
A. possession B. profession
C. permission D. persuasion
--May I open the window to let in some fresh air?
-- __________
A. Come on. B. Take care.
C. Go ahead! D. Hold on!
______ difficulty, you can reach me at this number. I’m always at your service.
A.In favor of B.In terms of C.In case of D.In spite of
________ to think critically is an important skill today’s children will need for the future.
A.Learn B.Learned
C.Learning D.Having learned
