—He promised to come to see you.—But he________. I've been alone.
Of the two coats, I’d choose the __________ one to spare some money for a book.
She devoted herself __________ to her research and it earned her a good reputation in her field.
This magazine is very __________ with young people, who like its content and style.
It took building supplies to construct these energy-saving houses. It took brains, too.
The incomes of skilled workers went up. , unskilled workers saw their earnings fall.