句型转换。

1. The poor woman doesn't have a coat.(改为同义句)

    The poor  woman _______ _______ coat.

2.  There is no water in the fridge.(改为同义句)

     There _______ _______water in the fridge.

3.  There are no students in the classroom.(改为同义句)

     There _______ _______ students in the classroom.

4.  I have no brother or sister.(改为同义句)

     I_______ have _______brother or a sister.

5.  I go back to my hometown two times a year. (就画线部分提问)

    _______  _______  _______ do you go back to your hometown a year?

28岁男性．急起发热．胸痛和气促6天，叩诊心界明显扩大，吸气时脉搏变弱。一小时前呼吸困难急剧加重．心率124次／min，齐，心音低远．血压为8．0／6．0kPa（60／45mmHg）．颈静脉怒张。最有效的抢救措施为（）

A.静脉注射西地兰

B.肌内注射杜冷丁

C.静脉滴注多巴胺与阿拉明

D.持续吸高浓度氧

E.心包穿刺减压