My grandmother lives in a village. It is many years since ________

The poor man knocked at the door. He came to me with a view to  begging some food

Many illiterate people do not have any knowledge of health. If they were educated  They would not suffer from malnutrition

Scarcely had the teacher gone out of the room  when the students made much noise

Trees are very important for our existence on earth. It is high time  we planted more trees/to plant more trees

Despite the fact that he worked very hard  he failed to complete the task. He was rather disappointed.

You should finish your work today. A stitch in time saves nine