Ⅳ. Answer the following questions. Your answers should be clear and short. Write your answers in the space given below. (20%)
46. Please illustrate the logical relationships of the following terms: free morphemes, bound root, derivational affixes, affixes, morphemes, inflectional affixes, bound morphemes.

47. Prefixation and suffixation are two subclasses of affixation. Please define prefixation and suffixation and explain the difference between them. Use “polite—impolite”, “happy—happiness” to illustrate your point.
48. What are the four main sources of English synonyms? 

49. What are contextual clues? Guess the meaning of the words underlined in the following sentences and tell what contextual clues have helped you in arriving at the meaning.

(a) Their greatest fear was of a conflagration, since fire would destroy their flimsy wooden  settlement before help could arrive.

(b) As the fighting on all fronts reached its peak, the economy neared its nadir.

V. Analyze and comment on the following. Write your answers in the space given below.
(20%)
50. Comment on the following groups of words to illustrate types of meaning of words and their relationship.

Group 1: “took, taught, became”

Group 2: “have, has, had, had, having”

51. Analyze and comment on three adjectives used in the following sentences based on synonym difference in connotation.

[A] Look at that little boy.

[B] Look at that small boy.

[C] Look at that tiny boy.

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