_________ he was, he still went on with his work.

 Raising environmental awareness was the aim of our art exhibition ____ last week.

The boy burst into tears ________ he saw his mother.

 The letter was so badly written that I couldn’t _________ it.  

 ________, he also had a son in college who had taken a bank loan to pay for his studies.

 As far as I see, ________ is no possibility ________ he will win the tennis match this time.

 ________ lack of interest, Tom kept trying hard to catch up with others.

 In China, shaking hands with each other is a common________ when people meet for the first time.

 —Tom has passed the final exam.

—______! He never really worked hard before.

 ________ the help of her teacher, Mary ________ in the past few months.