1 . In June 2015, the Tibetan antelope ________ (remove) from the endangered species list. (所给词的适当形式填空)

2 . 你可能会感到惊奇，Charlie刚能说话时大人就教他如何唱歌，他刚能走路时就教他跳舞。

3 . 这个角色是个社会生活中的失败者，但他的乐观精神（optimism）和战胜困难的决心都使他受到人们的喜爱。

4 . 语法填空：用括号内单词的适当形式填空。
1. The understanding between two friends ________(mean) both of them have similar ideas and trust each other.
2. All of the research work __________(design) by the chief engineer last year.
3. By focus on _________(save) oil, water, paper, food and clothing, we are playing a part in cutting down on waste.
4. It is no use _________(argue) with him; he won’t change his mind.
5. I still remember _______(take) to see films in the open air when I was small.
6. People ______(work) in green environment have been found to have fewer stomachaches.
7. The principal said that the teacher rather than the students _______(be) to blame.
8. A student will be immediately punished if he is found __________(smoke) at school.
9. He sent me an e-mail, __________(expect) to get further information.
10. You may find the news ______(astonish).