2) Why will food production have to increase 70 percent by 2050? Because the population will increase to _______ by 2050.
举一反三
- Why will the population in poorer countries increase（） A: Because they need more labor to support the family. B: Because the people have the habit to have a big family. C: Because the people there are poorer. D: Because the people there want to be rich.
- There is a rapid increase in population in that country that has caused a food (short) ________.
- We are confident that we ______________ our export sales by 15 percent by the end of this year. A: increase B: had increased C: would increase D: will have increase
- 1.Although we have made an effort to keep the price favorable,due to the increase in production cost ,we have to inform you of an increase in price by our skirts. .
- An increase in production without an increase in productivity will reduce unit costs. ( )