--Hi, Tracy, you look tired.--I am tired. I _________ the living room all day.
The teacher asked us ________ so much noise.
—Excuse me,sir, where is Room 301? —Just a minute.I'll have Bob ________ you to your room.
________ with the size of the whole earth,the biggest ocean does not seem big at all.
________,the more expensive the camera,the better its quality.
Faced with a bill for $10,000,________.