81. The company presents a gold watch to each of its retiring employees.
>> Each of its retiring employees is presented a gold watch by the company.
82. They tried hard so that they would pass the exam.
>> With how hard they tried, they would pass the exam.
83. On his way home Terry had an unfortunate accident .
>> Terry met an unfortunate accident on his way home.
84.The Pacific Ocean is averagely deeper than the Atlantic.
>> The average depth of the Pacific Ocean is larger than the average depth of the Atlantic.
85.Peter said “I wish I were in your place”.
>> Peter said he/ she wished he/ she were in your place.
[Giải thích câu 85: Trong câu trần thuật gián tiếp, đối với câu ước, mệnh đề sau 'wish' không cần đổi thì mặc cho động từ chính trong câu là 'said' ('say' ở thì QK)]