g took steps to limit the kinds of high-risk ofborrowing money from the banks that can create the high price of housing,______ happened in the United States．

Where’s the old blue bag- I’m not sure, but it ______ be thrown away. It be somewhere in the house .I saw it yesterday.

Cindy, can you go shopping us this afternoon —I’d love to, but I’m busy.

Where did you first meet your boyfriend?—It was in the department store ______ he worked.

The woman does some cleaning every day, because she wants to keep the house_____________.