4. It’s none of your business whom is Mary engaged to.
5. Having spent some time in the city, he had no trouble (in) finding the/his way to the History Museum.
GROUP 2
The professor required that we (should) hand in our research reports by Wednesday.
2. The more you explain, the more confused I am.
3. Though a skilled worker, he was fired by his company last week because of economic crisis.
4. Since my childhood I have found that nothing is more attractive to me than reading.
5. It is not easy to adapt oneself to the life/living in different cultures.
GROUP 3
1. The finding of this study failed to take people’s sleep quality/quality of sleep into
account/consideration.
2. The prevention and treatment of AIDS is a field in which we can work together / a field in which we can cooperate.
3. Because of the leg injury, the athlete decided to quit the match.
4. Not having heard from his parents for a long time, he was very worried about them.
5. Generally speaking, people like to hear compliments from others.
GROUP 4
1. To get more information, please contact us at the following address.
2. I did not expect to receive such a pretty card from him.
3. I’m sick and tired of the same old routine every day.
4. Please come here at ten tomorrow morning at your convenience/if it is convenient for you.
5. It took me years of hard work to speak good English.
GROUP 5
1. It is high time we stopped talking about this silly question.
2. It didn’t take long before he got used to life abroad.