By 2025, when the number of consumers worldwide has reached 4.2 billion, people with high income will be, for the first time, more than _______ struggling to meet basic needs.
If city noises_______from Increasing, people______ shout to be heard even at the dinner table 20 years from now.
----Come on, please give me some ideas about the project. ----With so much work filling my mind, I almost ______.
_______about wild plants that they decided to make a trip to Madagascar for further research.
If there were no examinations, we should have ___ at school.
Stop making so much noise __________ the neighbor will start complaining.