So difficult ___________ it to live in an English-speaking country that I determined to learn English well.
He has been _______ for three weeks. We’d better find another person to fill his place.
You have no idea how she finished the relay race with her foot ____ so much.
Many people stood outside the manager’s office, nervously waiting _________ for the job.
They desired that they __________ the right to attend the meeting.
The owner of the shop asked his assistant to ____ the pears that can be thrown away.