13. Don’t be afraid of asking for help ______ it is necessary.

　 A. unless　　　　　　　　　 B. before　　　　　　　 C. since　　　　　　　　 D. when

12.._____ number of people who learn English is increasing.

A. A　　　　 B./　　　　 C. The　　　 D. An

第一节: 单项填空(共15小题；每小题1分，满分15分)

11. -Let me introduce myself. I'm Albert.

　　-　 _______　.

　 A. What a pleasure 　　　　　　　　 B. It's my pleasure

　 C. Pleased to meet you 　　　　　　　 D. I'm very pleased

82. He has dreamed / dreamt of / about being/becoming a PLA man since he was a child.

81. Finally we persuaded him to change his mind.

80. This is the first time that he has stayed awake for a whole night.

79. It is vocabulary that plays an important part / role in English study.

77. made good use of　　 78. were injured