根據(jù)下列各句句意和空白之后的漢語提示詞，在答題卡指定區(qū)域的橫線上寫出對(duì)應(yīng)單詞的正確形式，每空只寫一詞。

66. __________ （天文學(xué)）is scientific study of the sun, moon, stars, planets, etc.

67. A week ago, father bought a Christmas tree ________ （裝飾）with coloured lights.

68. Some books are to be tasted, others to be swallowed, and some few to be _______

（咀嚼）and digested. 

69. A great celebration was held on his _________(50歲)birthday.

70. The news he __________ (傳播) around the town was not true.

71.   In fact, China is a_________（多山的）country.

72. At that time in the southern states, blacks were not treated as equal ________(公民) in the USA.

73. Though golf has more than 100 years of history in South Korea, it was only in the 1990s that it became popular __________ (全國(guó)范圍).    

74. The man is carrying a heavy bag, __________ (重量達(dá)..) about thirty kilos.

75. Mike’s family used to live in a __________(歐洲的) country.