________one of you breaks the window will have to pay for it.
When the iPhone first the market, only die-hard Apple fans bought it. But today, iPhones are everywhere.
_______ the news that she didn’t pass the job interview, tears came into her eyes.
—How do you find our campus?—Impressive! I like the small lake best, around which _____ lines of tall trees.
—Why is Thomas so lonely every day?—Because he has no communication with others.
Both of the newspapers often have the same news, so ______ I read first will ruin the other.