No one knows the reason of her sadness
In spite of the fact (that) they are neighbours, they have never spoken to each other
He treats us as though he was our boss
Steve called the r. in order to book a table
The teacher shows alot of patience with her students
Mark prefers to walk rather than drive
He reminded her of/about collecting the tickets from the travel agent's
Only when you go outside will you realise how cold it is
There wasn't anyone who could answer