I know he hasn’t finished the work, but _________, he has done his best.
________, he also had a son in college who had taken a bank loan to pay for his studies.
The letter was so badly written that I couldn’t _________ it.
Mount Wuyi is such an attractive place of interest ________ everyone likes to visit.
The boy burst into tears ________ he saw his mother.
Raising environmental awareness was the aim of our art exhibition ____ last week.