【2015·浙江】Studies have shown that the right and left ear sound differently.
_____ students required to take part in the boat race.
—I am going to the post office.—_____ you’re there, can you get me some stamps?
She thought I was talking about her daughter, _____ in fact, I was talking about my daughter.
With oil price going up all the time, people _____ to pay more for travelling.
We expected _____ no problem with the publication of the book by now, but is still being printed.