11. Prefixes generally do not change the __________ of the stem. (　　)

　　A. meaning

　　B. form

　　C. word class

　　D. pronunciation

　　12. The word “dorm” is formed by _________clipping. (　　)

　　A. back

　　B. front

　　C. phrase

　　D. front and back

　　13. The word “reading-lamp” is _______ motivated. (　　)

　　A. onomatopoeically

　　B. morphologically

　　C. semantically

　　D. etymologically

　　14. The synonymous pair of “ask-question” has the same___________. (　　)

　　A. motivation

　　B. value

　　C. function

　　D. concept

　　15. In the sentence “East or west, home is best”, “home” has its __________ meaning of “family, safety, love”, etc. (　　)

　　A. grammatical

　　B. connotative

　　C. stylistic

　　D. collocative

　　16. Semantically, a word which is related to other words is related to them in____________。 (　　)

　　A. sense

　　B. spelling

　　C. morpheme

　　D. root and stem

　　17. _____________, the derived meanings, no matter how many, are secondary in comparison. (　　)

　　A. Synchronically

　　B. Diachronically

　　C. Etymologically

　　D. Onomatopoeically

　　18. The antonyms used in the proverb “Speech is silver; silence is golden” are ____________. (　　)

　　A. speech-silence

　　B. golden-silver

　　C. speech-silver

　　D. silence-golden

　　19. In Shakespearean line ‘Rats and mice and such small deer’, ‘6deer’ obviously designates ‘animal’ in general. Therefore ‘deer’ is a typical example of _________. (　　)

　　A. extension

　　B. elevation

　　C. narrowing

　　D. degradation

　　20. Observation shows that it is much more common for word meanings to change in denotation from neutral to ____________ than it is for them to go the other way. (　　)

　　A. important

　　B. agreeable

　　C. respective

　　D. pejorative