Look over there—there’ s a very long, winding path _________ up to the house.

_____ computer games, his parents were very worried about his study.

-- The last one ______ pays the meal. --- Agreed.

Bank was the first           crops from one continent to another________, helping to develop local economies with these new imports.

Such an educational program can teach us how to make positive choices when ________with personal conflicts.

In the near future, China will increase supply of smaller houses,       to help low-income families to buy houses of their own.

People in Nome all had diphtheria, a disease that spreads very fast. If ________, it would produce a powerful poison that would kill the patient.

—Was the label ________your luggage?
— No,it wasn’t.

Clouds are gathering, I think we’d better ______for the hotel in case it ______to rain.

After the Arab states won independence, great emphasis was laid on expanding education, with girls as well as boys ______ to go to school.