41.“It” is often used to________a baby.42.
If you don’t keep the meat in the refrigerator on such a hot day, it may ____.
_____ the teacher's suggestion, Tom finally found a way to settle the problem.
Some 25,000 people were reported ______ in the ever recorded worst earthquake in Iran which occurred late this month.
During the tourist season, there are many people wandering in this city to see the old castles _____ in the sixteenth century.
_______ which way to take, the little boy behaved like a real gentleman who comforted his sister from time to time.