It will be ___ wonderful world if all nations live in ___ peace with each other.
A. a；a B. the；the C. a；the D. a ；/
As teenagers of the 21st century, we should be ready to _____ the challenge of society.
A. put B. do C. make D. meet
Sorry, Sophia, I have got a phone call now and I will come back _____.
A. for the moment B. in a moment
C. for a moment D. at the moment
When the question was under discussion, Gloria _____ an idea that the prices of cars should be reduced.
A. came about B. came up to
C. came out D. came up with
Bill ______ a couch potato and now he has a healthy lifestyle.
A. is B. used to be
C. is used to being D. is used to be
I’m not sure whether John ______ his parents has arrived.
A. as well B. as well as
C. as usual D. as soon as
