5. What is the author’s attitude toward passing gas?
(A) It has to be done at the right place and right time.
(B) There’s no need to feel embarrassed about it.
(C) It should be studied as a scientific subject.
(D) We should do it as much as possible for our health. 

讓我們分析文章的內容，找出作者對「放屁」的態度。

關鍵句子

1. 第一段：

   • "Lots of people are embarrassed by passing gas, but there is no need to feel this way."
   • （許多人對放屁感到尷尬，但沒有必要這樣覺得。）

2. 最後一句：

   • "Now that you know some facts about gas, be proud of yourself and say, 'Yes, I cut the cheese!'"
   • （現在你了解了一些關於氣體的事實，為自己感到驕傲，勇敢說出「是的，我放屁了！」）

分析選項

(A) It has to be done at the right place and right time. ❌

• 文章沒有提到放屁要挑時間和地點，只是說不需要覺得尷尬。

(B) There’s no need to feel embarrassed about it. ✅ （正確）

• 這正是文章的主旨，作者強調放屁是正常的，不必感到丟臉！

(C) It should be studied as a scientific subject. ❌

• 文章確實講了一些科學知識，但重點不是在提倡科學研究，而是讓人不要害羞。

(D) We should do it as much as possible for our health. ❌

• 文章沒有說應該「盡量放屁」，只是說放屁是正常的生理現象。

正確答案✅ (B) There’s no need to feel embarrassed about it.