II. Rewrite the following sentences as required.
按要求转换下列句子，每空一词。
1. He is afraid to ask questions in class.(改为同义句)
He is afraid questions in class.
2. I don't know how I should increase my reading speed.(改为同义句)
I don't know my reading speed.
3. You will forget the new words unless you use them. (改为同义句)
you the new words, you forget them.

II . 1. of asking 2. how to increase 3. If, don’t use, will

III. Fill in the blanks with the given words in their proper forms.
用括号内所给单词的适当形式填空，完成下列句子。
1. Everything that you learn becomes a part of you and changes you, so learn (wise) and learn well.
2. We all look forward to the day when the scientists can (cover) more secrets of the universe (宇宙).
3. If you are (interest) in something, your brain is more active.
4. Good learners will keep (practice) what they have learned, and they are not afraid of (make) mistakes.
5. Paul can't get (pronounce) right.

III . 1. wisely 2. discover 3. interested 4. practicing, making 5. pronunciation