---When did you see the bird last night?
---It was at about ten thirty ______ I got home.

______difficulties we may come across, we' ll help one another to overcome them.

It was the dream of becoming rich _____ attracted people from all over the world to the state, ______ gold was discovered in 1848.

The majority remained in ______ we now know as California to make a life.

She brought with her three friends, none of _____ I had ever met before.

---You seem to have had that car for years.
---Yes, I should sell it ________ it still runs.    

I had not been reading for half an hour _____ I heard the steps outside.

It was after he got what he had wanted very much _______ he realized it was not important.

The question came up at the meeting _______ we had enough money for our research.

Word has come____ some American guests will come for a visit to our school next week.