A curve is a line ______ no part is straight and which has no angle.
Nobody knows how he was murdered, but _______ people behind the scenes can guess why.
Coffee, which is becoming more and more popular, was first grown in _______ is now part of Brazil.
To make your work easy to solve, you can______ with one other class member if you want.
----May I come in and have a seat?----______, make yourself comfortable.
Students are selected for scholarships ______an open, national competition.