Peter has to spend ________ two hours every day on the demanding math assignment.
Mike had to walk home___________his bike stolen.
So far, several cases of a disease, ___________as H1N1, are reported to have been found in the country.
. — Where is your uncle's home? — In New York. But he___________in Boston for four years.
— May I help you?— Yes, I'd like to try on some sports jackets just like___________I'm wearing.
— Did Jack come back early last night?— Yes, It was not yet eight o'clock___________he arrived home.