The girl behaved in a strange way. You couldn’t her mind.

When we practise speaking, topics for conversation should be ________ to the experience and interests of the students.

It is an imaginary line ______ the eastern and western halves of the world and is very useful for navigation. [ ]

Many experts hold the view teacherdevelopment is the key to bettereducation lies

Three fourths of the people in the country _____ farmers. But three fourths of the land ____ polluted.