It is unreasonable to stick with small commercial banks whether they offer the best deal.
If the weather had been better, we could have had a picnic. But it ____ all day.
He got well-prepared for the job interview, for he couldn’t risk _____ the good opportunity.
I feel that one of my main duties _____ a teacher is to help the students to become better learners.
Professor Li has ______ interest in history, especially in _____ history of Ming Dynasty.
One third of the workers in this city ______ now on strike.