______ the Atlantic Ocean crosses the equator, the trade winds cause a flow of water to the west.

What shall I do with the medicine?—The instructions _______ that you should take three pills a day.

1In the street I met theprofessor______ gave us a talk last week.

下列各句中，没有语病的一句是（ ）

People hope to become more _____ inpredicting earthquakes.