Which pair of English words shows a “contradictory relationship”?
correct / incorrect
student / teenager
teacher / adult
tall / short
“Birds” and “Animals” belong to which logical relation?
A and B fully separate
A includes B
A and B contradict
A and B partially overlap
In the concept pair “honest student” and “student”, which statement is correct?
The first concept includes the second
They share only opposite meaning
They fully exclude each other
The second concept includes the first
Which pair is a “contrary relationship”?
polite / rude
hardworking / lazy
adult / child
sunny / rainy
The relation between “vegetarian student” and “basketball player” is:
mutual exclusion
contradictory
partial overlap
contrary
Which adjective pair shows overlapping extension?
tall / invisible
hungry / asleep
living / plastic
strong / healthy
“Teenager” and “Minor (未成年人)” have what relationship?
containing
overlapping
completely separate
contradictory
Which situation shows a mistaken understanding of “外延 extension”?
Animals include cats
Sports refers only to basketball
Fruit includes apples
Vehicles include cars
A = “finished homework,” B = “answered all questions.” What is possible?
Some A are not B
All B are A
A and B never overlap
All A are B
Which pair CANNOT form an overlapping relationship?
singer / teenager
runner / seventh-grader
student / girl
triangle / circle
“Brave” vs. “Cowardly” belongs to which relationship?
contrary
overlapping
containing
contradictory
A = “E-learning method,” B = “homework done on a phone.”
partial overlap
B includes A
A includes B
contradictory
Which example shows “more overlap → harder to distinguish”?
basketball / badminton
winter / Wednesday
water / ice
teacher / mentor
Which pair is MOST likely fully disjoint?
writer / reader
athlete / swimmer
animal / mammal
volcano / mirror
“Online friend” and “Classmate” have which relation?
contradictory
fully unrelated
containment
possible overlap
Which noun pair forms a containment relationship?
planet / Earth
singer / piano
library / student
T-shirt / teacher
If “All shy people are quiet people,” which must be true?
shy ⊂ quiet
never overlap
unrelated
contradictory
“Impossible dream” and “Big dream” show what relation?
mutually include
contradictory
neither excludes the other
mathematical opposites
A = “love reading,” B = “write well.” Most reasonable?
overlap
B contains A
A contains B
contradict
Which pair reflects “different extension → different concept”?
noise / sound
student / learner
ocean / lake
mistake / error