Combined sentence with the verbs in the past tense: "I didn't make coffee today, so I spent the day at home with a beautiful present Wallace gave me."
The combined sentence illustrates a sequence of events in the past tense. The speaker begins by stating their lack of action in making coffee, leading to a consequence of spending the day at home. The conjunction "so" connects the cause (not making coffee) with the effect (spending the day at home).
Additionally, the sentence introduces another past action: receiving a beautiful present from Wallace. The verb "gave" indicates the past action of Wallace giving the present to the speaker.
Overall, the sentence effectively communicates multiple past events in a clear and concise manner, demonstrating the speaker's experience of not making coffee, staying at home, and receiving a gift from Wallace on that particular day.