question in book:
Which of these sentences doesn't make sense?
Options:
- Sentence A: "air and water are necessity for life"
- Sentence B: "air and water are non-essentials for life"

standard solution:
Non-essentials for life is not air and water.
The answer is Sentence B.

[TEACHER] Pick which sentence is not logical.
Options:
- Sentence A: "Peaches grow on trees"
- Sentence B: "Watermelons grow on trees"

[Student] Watermelons grow on vines on the ground, not on trees.
The answer is Sentence B.

Teacher: Which of these sentences doesn't make sense?
Options:
- Sentence A: "She caught a cold, so she put on a mask to avoid spreading it to others"
- Sentence B: "She caught a cold, so she put on a helmet to avoid spreading it to others"

Student: For health reasons one would use a mask to cover the face and not spread germs and a helmet is used basically in sports to protect the head.
The answer is Sentence B.

question in book:
Choose the sentence that goes against common sense.
Options:
- Sentence A: "Sport and recreation have always been part of university life."
- Sentence B: "Sport and recreation have always been all of university life."

standard solution:
University life is very rich, not limited to sport and recreation.
The answer is Sentence B.

[TEACHER] One of the following sentences is nonsensical. Which one is it?
Options:
- Sentence A: "Piano is a kind of musical instruments."
- Sentence B: "Piano is a kind of sport."

[Student] You can produce music when pressing keys on the piano so it is an instrument.
The answer is Sentence B.

[TEACHER] Which of the following sentences is nonsensical?
Options:
- Sentence A: "She chewed properly because her tooth ached."
- Sentence B: "She couldn't chew properly because her tooth ached."

[Student]
When your teeth ache it is difficult to chew.
The answer is Sentence A.