Sometimes the boy is a bad-tempered child, but he ____ be quite lovely when he wishes.
Always read the_______on the bottle carefully and take the right amount of medicine.
At the meeting they discussed three different_______to the study of mathematics。
He was chosen _________ of the company.
In the botanic garden we can find a(n)______of plants that range from tall trees to small flowers.
The experiment turned out to be ________, which wasn’t ______ they wanted.