阅读理解

   Tom is thirteen years old．He is in Grade Seven this year．He likes playing football and watching football matches．And he often reads newspapers．He does his best to know when and where there is going to be a football match．Now Tom is having

lunch and he is also reading newspapers．He is very happy because there is going to be a nice football match on TV at four this afternoon．He wants to watch it very much，but he is going to have English and maths lessons h the afternoon．He thinks hard and finds a way．

    “Hello，Mrs. Black，”Tom says to his teacher on the telephone．“Tom is ill in bed．H e wants to ask for half a day's leave(请半天假)．”

    “Oh，I'm sorry to hear that，”says Mrs. Black．“But who is that?”

    “It's my father，Mrs. Black，”Tom answers．

We were late for the film Roman Holiday, but ____ (luck) we didn't miss much.

已知平面向量$\overrightarrow{a}$，$\overrightarrow{b}$，满足$\overrightarrow{a}$=（1，$\sqrt{3}$），|$\overrightarrow{b}$|=3，$\overrightarrow{a}$⊥（$\overrightarrow{a}$﹣2$\overrightarrow{b}$），则|$\overrightarrow{a}$﹣$\overrightarrow{b}$|=（　　）

结合语境选词填空，恰当的一项是(    )

    朴素是一种美。因为朴素美的形式不复杂，不           ，寓美于清淡之中，所以更能衬托出人的自然美。重要的是，人们透过外袁的朴素美，能看到           的内在美，这种美           不显露于外，           它会让人的精神之美益加彰显。