The past two years ________ a sharp rise in oil price, which adds to the burden of auto transportation industry.   

——You see how thin Ann is!——She ______ gain some weight but she______ too little.

Professor Smith, along with his assistants, _____ on the project day and night to meet the deadline.

(2013·高考新课标全国卷Ⅱ)We ________ very early so we packed the night before.

—We want to sit at the table near the window.—I’m sorry，but it________ already.