1 . 单词拼写（根据汉语和首字母提示，写出单词的正确形式，每空一词。）
1. She entered the room without p________ (许可).
2. Guba gained i_______ (独立) from Spain in1898.
3. Today, we b________ (受益) from countless inventions and innovations.
4. We should have a b________ (平衡) diet.
5. He sat on the steps, s________ (盯着) at the space.

2 . 根据句意及首字母或汉语提示，写出各句中所缺单词的正确形式
1. If Jack doesn’t come home as usual, his parents will feel c________ about him.
2. Don’t let him _______(组织)your trip; he completely cocked up ours.
3. The fact that he didn’t speak a foreign language put him at a d_______.
4. The look on his face suggested that what you said just now had i_______his pride.
5. The news was ______(令人恐惧的)and they were very shocked.
6. Dad has given me a lot of _____(指导)on choosing a career.
7. Only e______people can have a good understanding of the lecture given by the scientist.
8. It’s a grand party! How can you wear such______(非正式的)clothes?
9. Though they hadn’t met for many years, they r______each other immediately.
10. Beethoven, a great German_______(音乐家), lived between 1770 and 1827.

3 .
1. The book aims to cover all a______ of city life.
2. The supermarket often began some c______ to attract more customers to buy its goods.
3. Mr. Smith was p______ to a higher position last month, which made every one of us happy.
4. I will talk to you about the history and s______ of the Olympic Games.
5. I didn’t think I had much chance of winning the race, but I thought I’d give it a s______.
6. After 32 years’ ______ (缺席), China returned to the Olympic Games in 1984.
7. National ______ (边界) are becoming increasingly meaningless in the global economy.
8. With the increasing rise of fuel price, biking seems to be the most economical means of ______ (交通).
9. Two auto factories were closed in an ______ (尝试) to cut costs.
10. These are some of the most ______ (频繁地) asked questions about the Internet.