五、单词拼写: (共10小题，每小题1分，共10分)
71. He received a prize at the graduation c______ of the university
72. The sea water tastes quite s______ and bitter.
73. Your nose is b______! Here is a handkerchief for you to stop it.
74. In Renaissance, people paid artists to paint pictures of their personal p_______,
such as their houses .
75. Children will be d______ to receive presents at the Spring Festival.
76. The prisoner a_______ to escape, but he failed.
77. The Bank of China has b_______ in all parts of the world.
78. There was an e________ argument at the meeting, which tired us all.
79. Exposing your body to the sunshine too long is harmful to your s______.
80. People are asked to s________ off their mobile phones when entering Wenzhou Grand Theater.