句型转换。

1. You may take a train to Qingdao.(改为同义句)

    You may go to Qingdao___                  _.

2. You'd better make your own decision.(改为同义句)

    ___                 _to make your own decision.

3. You need to ask him for advice.(改为否定句)

    You__  _        ___                _ ask him for advice.

4. I don't mind. When will he give me?(合为一句)

    I don't mind what___                                _  ___                  _.

5. I have a small garden. It has a pool.(合为一句)

    I have a small garden            a pool.

腭大动脉供应（）

A.鼻腔外侧壁前段

B.鼻中隔的前下部

C.鼻中隔的后部和下部

D.鼻中隔的后上部

E.鼻中隔的后下部