1 . 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，答案写在答题卡上。

Some misunderstanding is putting shark populations at risk now. Thousands of sharks are dying as     1     result of people’s false beliefs.

Female sharks need males to make babies. Some female sharks have the ability to produce a baby by themselves and have young sharks     2     a male shark. That’s something     3    (common) seen in plants and insects like ants and bees.

Shark fins have medical function. Traditionally, shark fin soup     4    (believe) to have health benefits and is quite special in China.     5     modern scientists point out that shark tissue(组织) can be extremely high in poison. What’s more, shark fishing kills up to 100 million animals each year,     6    (endanger) several different species.

If you’re bitten by a shark, you will be a goner. You are more than twice as likely     7    (die) from a lightning strike as from a shark bite, according to the Florida Museum’s International Shark Attack File (ISAF). “Even if you are bitten, the large     8    (major) of people survive”, says Dr. Chapman. There     9    (be) sixty-six unprovoked(无端的) shark bite incidents around the world in 2018, only six of     10     were dangerous, according to the ISAF.

2 .     1     (locate) in a mountainous region of Chengde city, the Jinshanling Great Wall section is the     2     (good) preserved part of the Great Wall from the Ming Dynasty with many     3     (origin) features.

Three towers are must-sees at the Jinshanling Great Wall. Each tower contains     4     own legend. The General Tower was named to commemorate Wu Guihua, a heroine who sacrificed herself to resist invasions     5     the north. The Black Tower and the Taochun Tower were named to commemorate two girls, Heigu and Taochun,     6     made great contributions to the construction of the Great Wall.

If you go, you will find yourself experiencing     7     (total) different scenery in four seasons. In spring, apricot flowers decorate the Great Wall. In summer, the winding dragon-shaped Great Wall     8     (surround) by a sea of green plants. In autumn, the Great Wall turns into a colorful place and in winter, heavy snow covers the Great Wall,     9     (add) a sense of magnificence and solemnity.

The annual Apricot Flower Festival kicks off at the beginning of April. If you have time, you should witness the true     10     (beautiful) of the China’s landmark.

3 . A mouse, because of an     1    (luck) chance, made close friends with an evil frog. One day,     2    frog played a trick on the mouse by     3    (tie) a foot of the mouse to his own. At first, both of them joined together and the frog    4     (lead) his friend toward the pool in which he lived, and didn’t stop    5    he reached the side of the water. Then the frog suddenly jumped into the water and the mouse was pulled in with    6    (he). The frog enjoyed the water and swam in it around, happily crying    7    if he had done a great deed. The unhappy mouse died soon in the water, and his dead body floated around on the surface,    8    (fasten) to the foot of the frog. A hawk saw the dead mouse, suddenly flew down towards it, caught it and flew away. The frog, still tied to the leg of the mouse, was also carried off as a    9    (prison), and it    10    (eat) by the hawk. Harm hatch, harm catch.

4 . 阅读下面材料，在空白处填入适当的内容(一个单词)，或括号内单词的正确形式。
We often hear people say “You’ve a greater chance     1    (hit) by lightning.” It is used to describe something     2    (likely) to happen. However,     3    truth is that lightning strikes are the second most common cause of deaths among natural disasters in the US. The first is floods. Around 400 Americans are struck by lightning each year, of     4    about 70 people die. In fact, there are more deaths     5    (cause) by lightning than by tornadoes and hurricanes. And in India, at least 2,000 people     6    (kill) in lightning strikes since2005.
Because lightning kills only one or two people at a time, its danger does not receive as much attention     7    other disasters. The US has made June 22-28 National Lightning Safety Week, aiming to deepen the public’s     8    (understand) of the dangers of lightning and provide safety tips during thunderstorms.
“If you hear thunder, you are in danger of lightning,” said Rocky Lopes, a disaster educator at the American Red Cross. “The most important thing is to seek a     9    (hide) place. If you are near wide, open places, move indoors as     10    (quick) as possible and stay there until after the storm has ended.”

5 . Are you facing a situation that looks impossible to fix?

In 1969,the pollution was terrible along the Cuyahoga River Cleveland, Ohio. It    1    (be) unimaginable that it could ever be cleaned up. The river was so polluted that it    2    (actual) caught fire and burned. Now, years later, this river is one of    3    most outstanding（杰出的）examples of environmental cleanup.

But the river wasn’t changed in a few days    4    even a few months. It took years of work     5    (reduce) the industrial pollution and clean the water. Finally, that hard work paid off and now the water in the river is    6    (clean) than ever.

Maybe you are facing an impossible situation. Maybe you have a habit    7    is driving your family crazy. Possibly you drink too much or don’t know how to control your credit card use. When you face such an impossible situation, don’t you want a quick fix and something to change immediately?

While there are    8    (amaze) stories of instant transformation, for most of us the    9    (change) are gradual and require a lot of effort and work, like cleaning up a polluted river. Just be     10    (patience).