Chris lives in Australia. One day, Chris’s wife, Linda, left the house. Their dog, Sally, got outside. Chris went out to bring her back. But after a few steps, he fell to the ground. His heart suddenly stopped.

Then, Sally started to bark. She barked loudly and would not stop. Some women working at a nearby store heard the noise. They came out to see what was wrong. They saw Chris on the ground. One woman quickly called 000, the emergency number in Australia.

At the same time, a driver passed by. He had just learned CPR. He stopped to help Chris. Then, another lucky thing happened. An off-duty paramedic (护理人员) named Brendan lived right next door. He came to help, too. He gave Chris important medicine.

1.1.Where does Chris live?

A In America.

B In Australia.

C In Canada.

D In China.

解析：选B。B细节理解题。根据第一段的 “Chris lives in Australia.” 可知，Chris 住在澳大利亚。故选B。

2.2. Who called the emergency number 000?

A A driver.

B A store worker.

C Chris’s wife.

D A paramedic.

解析：选B。B细节理解题。根据第二段的 “Some women working at a nearby store heard the noise. ... One woman quickly called 000” 可知，是附近商店的一名女性工作人员打了急救电话。故选 B。

3.3. What did the driver do to help Chris?

A He called the police.

B He gave some medicine.

C He did CPR on him.

D He drove him to the hospital.

解析：选C。C 细节理解题。根据第三段的 “At the same time, a driver passed by. He had just learned CPR. He stopped to help Chris. ” 可知，这名司机为 Chris 做了心肺复苏。故选 C。

4.4. How was Chris sent to hospital?

A By bus.

B By car.

C By train.

D By air.

解析：选D。D 细节理解题。根据第四段的 “A helicopter took Chris to the hospital.” 可知，Chris 是乘坐直升机去医院的，也就是通过空中运输。故选 D。

5.5. The passage is organized in order of __________.

A time

B space

C size

D importance

解析：选A。A推理判断题。根据文中 One day, Then, At the same time, Soon 等表示时间先后的词语可知，文章是按照事情发生的时间先后顺序来写的。故选A。