五、单词拼写（本题有10小题，每小题0.5分，共5分）
69. He i____________ the doctor’s advice and goes on smoking.
70. It is not easy for a Chinese person to speak English as fluently as a native English speaker. One reason is that English has a large v _____________.
71. He thought I had known the fact. But a _____________ , I knew nothing about it.
72. My boss is s _____________. He’ll never change his mind whether he is right or not.
73. As I lay b___________ the stars I found how beautiful the night was.
74. The three college students were praised for r___________ the two boys from drowning.
75. When the twins were __________ (青少年) , they made a lot of trouble.
76. He lost his _____________ (身份) card and was being questioned by the police.
77. We can’t do it best if we don’t _____________ (完全地) put our heart into our study.
78. Some buildings were in ruins and some farmers were t___________（被困）at the top of their
houses.