You will come to realize the importance of learnin of foreign language __ in the future,
Her sons, both of ______ work abroad, will come back home this summer.
George, with _______ I played tennis on Sundays, was a warm-hearted person.
(3) This I did at nine o’clock, after _______ I sat reading the paper.
Ashdown forest, through _______ we’ll be driving, isn’t a forest any longer.
His house, for _______ he paid $10, 000, is now worth $50, 000.