---Do you work in this office?---No, as a clerk in this office is on vacation, I’m just ____ here for about a week.
— I hope you can come to the dance next Saturday. — ______. .
— The current international financial crisis is affecting most countries in the world.— Would it be at least several years ______ everything returns to normal?
Fans from miles around crowded into the stadium for the concert of Jay Chou on September 4th, 2010, ______ are popular with teenagers.
Bob is determined to get a seat for the concert ______ it means standing in line all night for the ticket.
Bamboo, which is a common plant in the south, is used ______ in buildings, food, furniture and so on. It is used to make clothes as well.