The boss refused our to leave work early.
Some of the students have already learned enough English to ________ a conversation with a native speaker.
Throughout the week,the boy ________ most of the work in the manager’s office.
My cousin doesn’t know what to ________ at the university;he can’t make up his mind about his future.
—My sister is a typist at a foreign firm.—I know this sort of job ________ skill and speed.
He is such a man who is always________ fault with other people.