Mary: Excuse me. Who’s that girl?

Linda: Oh, that’s my sister, Sally.

Mary: How old is she?

Linda: She is nine. She is a student.

Mary: What’s in her schoolbag?

Linda: There are many books in it. It’s very heavy.

1.Who is Sally?

A Linda’s sister.

B Linda’s friend.

C Mary’s sister.

D Mary’s friend.

解析：选A。A细节理解题。根据“Linda: Oh, that’s my sister, Sally.”可知，Sally是Linda的姐姐。故选A。

2.How old is Sally?

A 7.

B 8.

C 9.

D 10.

解析：选C。C细节理解题。根据“She is nine.”可知，她九岁。故选C。

3.What does Sally do?

A A driver.

B A student.

C A teacher.

D A doctor.

解析：选B。B细节理解题。根据“She is a student.”可知，她是学生。故选B。

4.What’s in Sally’s schoolbag?

A Pens.

B Rulers.

C Books.

D Maps.

解析：选C。C细节理解题。根据“There are many books in it.”可知，书包里有很多书。故选C。