`1`. Although her friend was sick, she still went to work yesterday.
`->` In spite of her friend's sickness, she still went to work yesterday.
`->` In spite of + N/Ving = Although + S + V : mặc dù
`2`. In spite of the dirty room, Salm didn't clean it.
`->` Although the room was dirty, Salm didn't clean it.
`->` In spite of + N/Ving = Although + S + V : mặc dù