2. I was going to deliver a present to Zhijie's house, but he was not there.
3. Zhijie was not at home; therefore, I decided to call him and tell him about the present.
4. Ting gives everyone in the class a present because today is everyone's birthday.
5. I am going to buy a present to William who always dance during the class.
6. Before I leave the classroom, James told me that he is going buy a present for his girlfriend.