1.1. Why did Zhang Zheng keep a kitchen knife by her bed at night?

A To cut food.

B To stay safe at night.

C To cook for her family.

D To help her teacher.

解析：选B。B 细节理解题。第一段写道“…kept a kitchen knife by her bed”她独自生活、夜里害怕，所以在床边放了一把菜刀，正是为了夜里保平安（To stay safe at night）；A切食物、C给家人做饭、D帮老师均与文意不符。故选B。

2.2. Who changed Zhang Zheng’s life?

A Her family.

B Her friend.

C Her teacher.

D Her classmate.

解析：选C。C 细节理解题。文中“Her teacher Jiang Xianfang asked, ‘Would you like to come home with me?’”以及“Zhang lived with her for eight years”，说明改变张筝‌生活的是她的老师蒋贤芳。故选C。

3.3. What does Zhang Zheng want to be after university?

A A doctor.

B A driver.

C A teacher.

D A scientist.

解析：选C。C 细节理解题。文中写道“She wants to be a teacher, too”她也想成为一名老师；A医生、B司机、D科学家均未提及。故选C。

4.4. What is the best title (标题) for the text?

A A Teacher’s Love

B A Big City

C A Hard Exam

D My Family

解析：选A。A 主旨大意题。全文讲述老师把失去家人的张筝‌带回家抚养八年，张筝‌立志成为老师回报师恩，主题是“老师的爱”；B大城市、C考试、D我的家庭均不能概括主旨。故选A。