单词拼写，写出该单词的正确形式。每空只写一词。
Ice turns into water when the temperature is           0℃. (超过)
Nothing  __________（担忧）me because I can relax myself.
The suspect is much __________(粗鲁) than we thought.
Lots of people in the city live in ____________.(套房)
I live on the           (第二十一) floor of a tall building in the centre of the city.
They kept working in the field though it rained ___________ (猛烈地).
I'll never _________(忘记) seeing my daughter dance in public for the first time.
—— I’m going to buy some new dresses, because these old ones are out of __________.
—— Oh, dear. I will go with you this afternoon.
——The Dragon Boat __________ is very important is China.
—— That’s right. And we will eat rice dumplings.
——My ideal school should begin at 9 a.m and _________ at 3p.m.