4 Listen to the conversations and choose the best answer to each question. 听对话和问题，选出最恰当的答案。（每题 1 分，共 4 题）
(1) A.B.C.

(2) A. To have some fun.
B. To give his mum a birthday gift.
C. To make friends.
(3) A. In the restaurant.
B. In the shop.
C. At the bank.
(4) A. The materials.
B. The inventors.
C. The influences.

ABBC

(1)根据对话中提到的促销方式“买二送一”，对应选项A；(2)对话中提到去商店是为了给妈妈买生日礼物，选B；(3)对话场景涉及购物，地点在商店，选B；(4)对话讨论发明的影响，选C。

5 Listen to the speech and choose the best answer to each question. 听演讲，选出最恰当的答案。（每题 1 分，共 5 题）
(1) What was the Go Green club's focus at the school fair this year?
A. How to recycle things.
B. How to shop smartly.
C. How to make clothes at home.
(2) Why does Chris say buying new clothes often is a problem?
A. It costs too much for students.
B. It makes students follow fashion too closely.
C. It creates waste and making new clothes uses a lot of natural resources.
(3) What did the club display at their stall?
A. Second-hand clothes.
B. Posters on water pollution.
C. Games about designing clothes.
(4) What tips did the club give about taking care of clothes?
A. Buying more clothes.
B. Mending small holes.
C. Borrowing clothes from friends.
(5) How did Chris feel about the fair?
A. He was happy because many students wanted to try the ideas.
B. He was worried that students might not remember the stall.
C. He was upset because nobody came to the stall.

B C A B A

(1)根据Go Green俱乐部环保主题及后续买新衣服问题，聚焦聪明购物减少浪费，选B。(2)环保角度，买新衣服问题在于资源消耗和浪费，选C。(3)环保摊位展示二手衣服符合再利用，选A。(4)照顾衣服建议修补延长寿命，选B。(5)活动积极结果，学生愿尝试想法，选A。