As teachers,we be considerate of our students’ feelings and appeal to them.Only in this way will they trust us.
_________ he was, he still went on with his work.
It is ten years since we ________ each other last time.
More wild tigers have been seen in the forest around this area, ________ there used to be very few.
It is usually warm in my hometown in March, but it ________ be rather cold sometimes.
You can never be ________ when crossing the street.