(   ) 3. [2015 • 威海]―Is that woman your head teacher?

―No,it       be her. Our head teacher is in her office.

   A. mustn't   B. can't

   C. needn't

(   ) 2. [2015 • 安徽]—Do you have any plans for this Sunday?

―I'm not sure. I       go to the countryside to see my grandmother.

   A. can   B. must

   C. may   D. need

(   ) 1. [2015 • 菏澤]—How do you usually go to school?

―My school is far away. I        take the bus to school.

   A. must   B. might

   C. have to

5. 在森林里，沒有比熊跑得更快的了。

No one can           in the forest       bears.

4. 最重要的是，我們不能跑。

                ,we can't run.

3. 現(xiàn)在我們能吃東西嗎？

 Can we have                       now?

2. 你千萬不能沿著邊緣走，因?yàn)槟阌锌赡芩さ共⑹軅��?/p>

You              along the edge       you might fall and              .

1. 突然，我聽見一只小鳥正在樹上唱歌。

      ，I heard a little bird       in the tree.

5. You mustn't drive after        (drink) .

4. Mike,don't walk along the edge,or you might fall and hurt       (you) .