1 . After gaining a reputation for his success in the superman films, Christopher Reeve advocated _________ (raise) awareness for good causes. (所给词的适当形式填空)

2 . I have long been interested in space________ (explore) and I hold the________ (believe) that I could learn ______ great deal from the scientist about it. （用所给词的适当形式填空）

3 . 阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。

Animals may also become extinct through direct destruction. This includes the hunting and capturing of animals. Humans have always hunted and killed wildlife     1     early humans lived more in harmony with nature,     2     killed animals for essentials like food and clothing. When guns     3     (invent), mass destruction of species was possible. Animals have been, and still are, killed     4     meat, clothing, medicines, feathers, eggs, trophies (战利品), tourist souvenirs — and sometimes just for amusement. Some species are still captured in the wild for the live pet trade, even though     5     (they) numbers are decreasing.

The     6     (extinct) of at least 500 species of animals has been caused by man, most of them in this century. Today there are about 5,000 endangered animals and at least one species dies out every year. There are probably many more which become extinct     7     anyone knowing.

    8     main threats to species then can be cited as illegal hunting, habitat loss and climate change. The International Union for Conservation of Nature has its own “red list” of endangered species     9     (range) from “least concern” through to “critically endangered”. It is their assessment     10     we will refer to here.

4 . 阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。

You Are a Time Traveler

Time travel has long fascinated people. Traveling to the past or future would allow you to live in exciting periods of history or get a glimpse (一瞥) of     1     the future holds. Think about it. If you could travel in time, where would you go? Perhaps you would voyage far ahead of the present day     2    (meet) your future self! What about watching an original performance of     3     Shakespeare play in Elizabethan England? Or maybe you would pay a visit to     4    (you) as a baby.

Since these ideas are universally appealing to everyone, it is     5    (nature) that time travel interests so many writers, filmmakers, and scientists. It has been depicted in a     6    (various) of media, such as literature, film, and science reports. But you might be surprised to realize that     7     the smallest sense of the term, we are all time travelers. Even as you sit here     8    (read) this article, time is racing forward. The future becomes the past as soon as it happens. The present is so fleeting (稍纵即逝)! Everything you do quickly     9    (become) part of the past, and so it is that we move through time. The famous scientist Albert Einstein, assigned a mathematical formula to this idea,     10     is called The Theory of Relativity.

5 . 阅读下面短文，在空格处填入一个适当的词或者使用括号中词语的正确形式填空。

On September 11, 2001, Omar Eduardo Rivera, a blind computer technician (技术员), was working on the 71st floor of the World Trade Center with his guide dog     1     (name) Dorado. When the hijacked (被劫持的) plane hit the tower, Rivera knew     2     would take him a long time to escape from the building, but he wanted his lovely dog to have a chance     3     (get) out so he set him free in the crowded stairwell. “ I thought I was lost forever — the noise and the heat were     4     (terrify) — but I had to give him the chance of escape. So I touched his head, gave him a push and ordered him to go,” Rivera said.

The dog     5     (immediate) disappeared into the crowd, but a few     6     (minute) later Rivera felt the dog feeling his legs. Dorado came right back to his side and a co-worker     7     (bring) by him as well. Then Dorado and the selfless co-worker     8     (help) Rivera climb down 70 flights of stairs,     9     took nearly an hour. No sooner had they escaped from the building     10     it fell down completely, and Rivera says he owes his life to his faithful dog.

6 . 阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。

Your hero might be your Mom, Dad or both of them.     1     my hero is Florence Kelley.

In 1871,     2     she was twelve years old, Keley’s father took her to a glass factory,     3    (show) her the wonders of Americas factories, where she saw small children working with pots full of acid (酸). Kelley was angry. She later learned     4     there were over one million children working in hot, crowded and unsafe factories. The work was very     5    (danger). Every year tens of thousands of kids died or were     6    (serious) hurt. In 1889, Kelley knew something had to be done. She asked people not to buy goods that     7    (make) by child workers. She gave speeches and wrote reports. Within a few years she became famous     8     the leader against child labor (童工). In 1893, Kelley     9    (fight) for a new law in Illinois. That law said that no factories could have child workers.

Florence Kelley is certainly a hero to me. Because of her, you and I don’t need to work in     10    (factory) and hold pots full of acid.

7 . The polluted air __________ (give) off by cars will do great harm to our health, and too many private cars will lead to traffic jams and a great deal of energy will be wasted. (所给词的适当形式填空)

8 . English __________ (navigate) James Cook, who sailed along this coast in 1770, was the first European known to have sighted Fraser Island. (所给词的适当形式填空)

9 . 阅读下面材料, 在空白处填入1个适当的单词或括号内单词的正确形式。

Several different stories are told about the origin of Saint Valentine’s Day. One legend     1    (date) as far back as the days of Roman Empire. According to the story, Claudius,     2     Emperor of Rome, wanted to increase the size of the army. He knew that it would be easier to get young men who were not married     3    (join) the army; therefore, he made a rule that no young men could marry     4    he had served in the army for a number of years.   

A priest     5     (name) Valentine broke the rule and     6    (secret) married a great number of young people. Finally, Claudius found out about Valentine and put the priest in prison,     7     he remained until he died on February 14.   

After his death, Valentine     8    (make) a saint and the day of his death was named Saint Valentine’s Day.   

February 14, Valentine’s Day, is sweetheart’s day. After     9    (put)their love message in a heart shaped box of chocolate or a bunch of flowers, people give the gifts to their lover.     10     (word) may be written on the flower covered card, or something else.

10 . Hopefully, the language ______________(catch) your attention, and you will take a look at some of the resources and learn more about it. (用所给词的适当形式填空)