I _____ along the pavement yesterday when some stranger came up and asked me the way to the nearest hospital.
Every autumn peasantsthe soil to destroy the weeds.
His parents died when he was young, so he had to.
Answering questions from readers throughout the country is the major work of the author.
The man who lived next door to be a thief.
Tom used to spend a lot of time computer games, which makes him very regretful.