三、单词拼写：请根据括号内汉\英语提示或已给的首字母写出单词的正确形式。（1分×10=10分）
1. He e____________ us for hours with his stories and jokes
2. Tibet is a  ____________（多山的） province .
3. U______________, my computer system broke down again .
4. The learner of a second language has many difficulties to ___________(克服).
5. We were a____________ that she behave so rudely at the party.
6. The little boy a_________  himself by drawing pictures on the ground .
7. To our surprise , he made no ____________（解释）of his absence.
8. Those who have not known _________ (hungry) can never imagine what it is.
9. The play was so  _______ (humour) that the audience laughed all through it.
10. The news that Tom, an excellent student, had ________ (failure) his exams sur­prised us all.