Many kinds of help ________ by plane or by train to the area ever since the earthquake hit it.
_______ two exams to worry about, I have to work really hard this weekend.
The hospital is _______ tests to find out what’s wrong with the little boy.
If we work with a strong will, we can overcome any difficulty, _______ great it is.
You look tired. _______ working indoors you should go out for a walk.
Look, dark clouds are gathering. It is _______ to rain soon.