根据短文内容完成下列句子。

　　I hear the word' "time" every morning.  "It's time to get up,Tom!"my wife

said to my little son. Someone says, "Time is money."But I think time is even

more important than money. Why? Because when we have no money, we can get

it back.  However, when time is lost, it'll never return. That's why we mustn't

waste(浪费)time.

　　The saying goes," How time flies!" We always don't have enough time.

Even a second is very important. We should make good use of our time to do

something useful.  But a lot of people do not know that. They spent their time

smoking, drinking and playing.

　　In a word, we should save time. We shouldn't leave today's work for

tomorrow. Remember we have no time to waste. Do you think so? My friends,

how are you going to spend your time?

1. The writer thinks that time is _____ than money.

2. We mustn't _____ time because it'll never _____.

3. We should make good use of our time to do _____.

4. Wasting time means wasting part of their own _____.

5. We should _____ time and we shouldn't _____ today's work for tomorrow.