Looking for information on line today is very easy ; the _____________is how to tell whether the information you are getting is useful or not.
Tom is good a student he is often praised by the teacher.
The girl is singing an English song in the next room is Tom’s sister.
is known to us all, he is an excellent student in our class.
This is the reason he was late for class today.
his being late again, he lost his job and had to stay at home.