Ⅳ. Answer the following questions. Your answers should  be clear and short. Write your answers in the space  given below. (20%)

46. What are the three periods in view of the development of English vocabulary?

47. What is the difference between partial and full conversion? Explain them with examples.

48. The word “happy” has two different types of antonyms at the same time, one being negative and the other opposite. What are they?

49. Can you determine the meanings of the following sentences? Explain and make some  alterations in the context so as to pin down the meaning.

 (a) The fish is ready to eat.

 (b) I like Mary better than Jean.

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 semantic features and grammatical  features of compounds.

Group 1 　“a green hand”, “flowerpot”

Group 2 　“bad-mouth”, “new-borns”

51. Analyze and comment on the following sentences based on the concept that antonyms differ  in semantic inclusion.

［A］ How tall is his sister?

［B］ How short is his sister?