【推荐1】（青岛）Teenagers should have more ______（机会）to make their own decisions.

【推荐2】We can’t form an opinion about a book only by its c____（封面）.

【推荐3】As the weather gets warmer, the ________(病人) in the hospital are getting better.

【推荐1】It is easy for me to order a couple of ________ (mouse) online.

【推荐2】You can’t remember so many ______（科学家）telephone numbers in such a short time.

【推荐3】Complete the sentences with the given words in their proper forms（用括号中所给单词的适当形式完成下列句子）：
1. Our school will go ________ during the half-term holidays. （camp）
2. Alice felt ________ when she saw a monster coming towards her. （frighten）
3. Many beautiful animals will ________ if we don’t do anything to protect them. （appear）
4. Detectives have caught several ________ at the station. （thief）
5. ________ he can’t see the words on the blackboard clearly without glasses. （luck）
6. Please carry the vase ________ because it can be easily broken. （gentle）