1 . Most of the workers are making great progress but Peter seems a ________ (hope) case.

2 . The koala is u__________ to Australia, which can’t be found in other countries.

3 . Ads are a good way to make people a___________________of the needs of others and the dangers around them.

4 . It is much better to say”I’m sorry,but I think you may be m______________”rather than”You’re wrong!”

5 . In the 1950s the Chinese government introduced______(简化的)Chinese characters.

6 . To my surprise, the little boy had a s____________(锋利的) knife in his hand. (根据汉语提示单词拼写)

7 . People tend to think that ________(economy) development is bad for the environment. （用所给单词适当形式填空）

8 . With no adults around, it’s d___for children to swim in the river. （根据首字母补全句子）

9 . 单词拼写, 根据汉语及首字母提示写出单词的正确形式，每空限填一词。
1. His a ______ （评估）of the situation was correct.
2. My father a ______（预料）that this would happen.
3. Parents should teach their children to behave p ______（适当地）.
4. He was charged with murder but found i ______（清白的）later.
5. The two countries have always m ______（维持）close relations.