A completely new situation is likely to _____ when the school leaving age is raised to 16.
While working in the countryside , the students ________ a great deal of knowledge on plant life.
By the time she ________ tomorrow, the work ________.
Some people waste a lot of food ________ others haven’t enough to eat.
. School children must be taught how to deal with dangerous ________.
The survey shows that ______ of the population in the country ______ adults.