___ is better to build house on rock not on sand.
—Why haven’t you asked her to come here?—She _______ an important experiment when I found her and she _____ it.
Dina, for months to find a job as a waitress, finally took a position at a local advertising agency.
How many men does your uncle _____ for him?
________ I exist is a long-lasting surprise, ________ is life.
George is going to talk about the geography of his country, but I’d rather he ______ more on its culture.