His sister left home in 1998,and__________ since.
Happiness and success often come to those __________ are good at recognizing their own strengths.
I don't like the way __________ you speak to her.
From space, the earth looks blue. This is __________ about seventy-one percent of its surface is covered by water.
It is not their interest but the need of the market __________ influences students' choices of college majors.
To her joy, Delia earned first the trust of her students and then __________ of her colleagues.