---Does tiredness or inadequate sleep cause dark circles under eyes?---Lack of sleep will _______ making your skin look pale , and this will make your circles look darker.
—I had a good holiday at my uncle’s. —________ .
—How long do you think it is ________ he arrived here? —No more than half a year, I believe.
Some people are good at ________ but bad at giving back.
Who would you rather ________ the watch?
—Did you have any trouble with the customs officer? —________ to speak of.