Nova is a smart 4-year-old girl. She did a brave thing to save her grandma.

One day, Nova stayed at home with her grandma and little brother. Her grandma fell down badly, hurt her head and started bleeding (流血).

Nova stayed calm. She ran out to ask a neighbor for help. The neighbor called 120 right away. When the doctors and nurses came, Nova led them to her home quickly.

1.1.How old is Nova?

A Four.

B Five.

C Six.

D Seven.

解析：选A。A 细节理解题。根据第一段的“Nova is a smart 4-year-old girl.” 可知 Nova 四岁。故选 A。

2.2.What was wrong with Grandma?

A She was ill.

B She fell down.

C She lost her way.

D She went out.

解析：选B。B细节理解题。根据第二段的“Her grandma fell down badly, hurt her head and started bleeding.” 可知奶奶摔倒受伤了。故选 B。

3.3.Who did Nova ask for help?

A A neighbor.

B A doctor.

C Her mom.

D A teacher.

解析：选A。A 细节理解题。根据第三段的“She ran out to ask a neighbor for help.” 可知 Nova 向一位邻居求助。故选 A。

4.4.Where did the doctors take Grandma?

A School.

B Park.

C Hospital.

D Shop.

解析：选C。C细节理解题。根据第四段的 “Soon, they took her grandma to hospital. ” 可知奶奶被送往了医院。故选 C。