Lawrence Craven, a doctor from the USA, is the author of several published reports, one of _____ introduced the idea in 1953 _____ aspirin could reduce the risk of heart attacks.
—James, I’ve found a job that _______ me down to the ground.—Really? Congratulations!
It was in the village _____ we used to live ______ the film was made.
_______ for several weeks, the city was short of food and clothing.
We walked as fast as we could, _______ to catch the 9:30 train.
It is essential that every child _______ the same educational opportunities.