The world’s elderly population will exceed(超过) ____ of children by 2060, when each group ____ to account for about one fifth of the population.
After long and hard struggle, his small family business began to _____. Hopefully, it will change into a large firm in the near future.
Whoever does not have a mobile phone must borrow _____ because you will certainly need ____ for the tour.
—Mr. Gorden asked me to remind you of the meeting this afternoon. don’t you forget it! —Ok, I ____.
Somehow this seems to me to be ______. How could a team that had fought for Canada before suddenly become citizens of the USA?
Looking you straight in the eye does not mean the person is telling the truth. Experienced liars often do this in a(an)______way, playing on people believing the myth.