question in book:
Which of these sentences doesn't make sense?
Options:
- Sentence A: "This dress is very cheap, so I can't afford it."
- Sentence B: "This dress is very expensive, so I can't afford it."

standard solution:
Clothes are inexpensive, so I should be able to afford it.
The answer is Sentence A.

[TEACHER] Choose the sentence that goes against common sense.
Options:
- Sentence A: "if you fail the exam you should study harder for next time"
- Sentence B: "if you fail the exam you should cheat next time"

[Student] If your caught cheating you don't pass and usually cannot retake the exam.
The answer is Sentence B.

Teacher: Which of these sentences doesn't make sense?
Options:
- Sentence A: "a lemon tastes sour when it goes bad"
- Sentence B: "milk tastes sour when it goes bad"

Student: A lemon tastes sour when it is fresh.
The answer is Sentence A.

question in book:
Of the following two sentences, which one is against common sense?
Options:
- Sentence A: "Tim buys a lock to prevent his bike from being stolen"
- Sentence B: "Tim buys a pair of socks to prevent his bike from being stolen"

standard solution:
A pair of socks will not be strong enough to secure a bicycle and prevent it being stolen.
The answer is Sentence B.

[TEACHER] Which of the following two sentences does not make sense?
Options:
- Sentence A: "i buy a toy for my small brother for a dollar"
- Sentence B: "i buy a toy for my small brother for a shell"

[Student] Toys are not bought with shells, and they are not used as shells.
The answer is Sentence B.

[TEACHER] One of the following sentences is nonsensical. Which one is it?
Options:
- Sentence A: "when one gets cold, he can take some stomach medicine"
- Sentence B: "when one gets cold, he can take some anti-cold medicine"

[Student]
Take cold medicine if you have a cold.
The answer is Sentence A.