If the new arrangement doesn’t _____, we’ll go back to the old one.

Since you are always working hard at your lessons, your efforts will ________.

(2014·安徽六校教育研究会高三联考)If we just bring over products developed for the US market，we will soon be________to just competing on price.

—Alas! I have left my key to the office in my car.—Don't worry. I ________ it for you. Wait a minute.

Hundreds of Swedish workers are trialing a six—hour working day in the hopes that it will_____ sick leave and save the country money.