The teacher, with 6 girls and 8 boys of her class, _________ visiting a museum when the earthquake struck.
In modern times, people have to learn to ________ all kinds of pressure although they are leading a comfortable life.
________has recently been done to provide more English books for the students, a shortage of reading materials remains a serious problem.
There are many insects in the world that never do _______ harm to human beings.
_____ it is _____ you obtain, you should share _____ your parents your feelings.
A greenhouse is a building _______ of glass _______ for keeping plants warm when the outside temperature is low..