Lin has a small garden. She plants sunflower seeds in spring. She waters them every day. The sunflowers grow tall and turn yellow. They look like big smiles. Lin is very happy. She gives some flowers to her friends. They thank her and smile too. Growing flowers brings joy to everyone.

1.1. What does Lin plant in spring?

A Apple trees.

B Sunflower seeds.

C Tomato seeds.

D

解析：选B。B细节理解题。根据原文的“She plants sunflower seeds in spring.”可知，她种的是向日葵种子。故选B。

2.2. What do the sunflowers look like?

A Big stars.

B Big balls.

C Big smiles.

D

解析：选C。C细节理解题。根据原文的“They look like big smiles.”可知，向日葵像大大的笑脸。故选C。

3.3. Who does Lin give flowers to?

A Her teacher.

B Her friends.

C Her mother.

D

解析：选B。B细节理解题。根据原文的“She gives some flowers to her friends.”可知，她把花送给朋友们。故选B。

4.4. What do Lin’s friends do?

A They cry.

B They plant seeds.

C They thank her.

D

解析：选C。C细节理解题。根据原文的“They thank her and smile too.”可知，朋友们都感谢她。故选C。