短文改错(共 10 小题；每小题 1.5 分，满分 15 分)
Time is valuable but limit. There's a famous saying，
“Time is money”， this shows the importance of time. When ，________
time has gone, it will never return back. It is a pity        ________
when many people make poor use of time. They spend their ________
precious time oversleeping, drinking and traveling. We don't  ________
realized wasting time equal to wasting part of their life.       ________
They always regret having made a little achievement so far.   ________
Therefore, we should form the habit of value time. Do not     ________
put off what can be done today until tomorrow. Lazy        ________
will not only bring us failure, but also lead us on the road    ________
of poverty and even death.                            _______