75. He b_________ a teacher when he was 20 years old.

74. Our class m_________ is a very nice girl and she studies very hard.

73. I didn’t catch his name, so I ask him to say it a_________.

72. I hope to go to Tsinghua U________ to study when I graduate from high school.

71. It’s going to rain, so I take an u________ with me when I go out.

70. Hangzhou is a famous city. There are many v________ every year.

69. He t_______ part in the 14^th Chopin International Piano Competition.

68. Li Yundi, a w________ Chinese pianist, always loved music.

67. She w______ the girls’ 400-meter race . We all call her flying girl.

66. He didn’t go to school b________ of his sore back.