1 . Underwater heat waves pose a significant threat ________ marine ecosystems, which are already at risk due to issues including overfishing and widespread plastic pollution.(用适当的词填空)

2 . Noises, typically caused by ships, do pose a threat ________ marine animals, disturbing their ability to locate food. (用适当的词填空)

3 . Over the last seven years, most states have banned _________ (text) by drivers, and public service campaigns have tried a wide range of methods to persuade people to put down their phones when they are behind the wheel.(所给词的适当形式填空)

4 . The latest survey showed that many graduates ranked computer companies ________ their first choice while hunting for jobs. (用适当的词填空)

5 . we set no limit __________ the number of miles he can run in a day, so the only limit _________the amount of time he trains is based on how far he decides to run.(用适当的词填空)

6 . “Chinese New Year Paintings” is another Xiqu animation in __________ traditional costumes and New Year painting elements are combined through puppetry. (用适当的词填空)

7 . “Sheng, Dan, Jing, Chou Celebrating the New Year” __________ (use) classic two-dimensional animation techniques to show the style of Beijing Opera, along _______ traditional Chinese art techniques. (所给词的适当形式填空)

8 . 语法填空

Financial freedom and early     1     (retire) may be a dream for most people, but Guo Yu, a former information technology engineer, achieved both at the age of 28. His resignation letter, posted in February on microblogging platform Sina Weibo,     2     (share) widely online and made a new trend in personal finance. To achieve this, the basic principle is     3     (save) enough money so you can quit your job early. Although the movement is new in China, it has gained     4     (follower) around the world. Guo’s story may represent a unique voice in that community, but sheds some light on its concept. In his letter, Guo writes that, after six years, he will quit his job at Beijing-based technology company ByteDance     5     explore new possibilities in life, such as “deciding to retire at 28 years old and live in Japan”. Guo has been a trending topic on Zhihu. The search phrase “how to look at Guo’s resignation” has been viewed more than 10 million times. Some Zhihu users     6     (question) Guo’s experience, while some were more concerned with how much he earned from ByteDance. Guo’s story is not just one of luck in     7     (embrace) the internet age at the right time, but also of his talent and endeavor to achieve financial freedom at     8     early age, according to a post by his friend of 10 years, Luo Lei, on Zhihu. In his eyes, Guo is changing     9     an unconventional man into an     10     (unconventional) rich man and his success cannot be duplicated.

9 . 阅读短文，在空白处填入适当的内容或括号内单词的正确形式。

There are     1     (vary) causes of water pollution. Large amounts of industrial waste poison the water after they enter water bodies. Moreover, animal and human waste pollutes the water. Water pollution is also caused by     2     (poison) chemicals used in agriculture.

    3     (pollute) water bodies not only do harm to animals and plants; they also have a long-lasting effect     4     humans. For example, in many parts of the world, the poor quality of the local     5     (drink) water gives rise     6     public health problems.

    7     (prevent) further damage     8     water bodies, it is necessary to take some measures. First, we must draw public attention     9    the problem. Second, more strict laws should    10     (pass) to help reduce water pollution. Third, we can volunteer to take part in clean-up activities.

10 . 语法填空

Nowadays, computers and Internet are playing an important part in our life. Some people even say that they can’t live     1     them. We usually need to set passwords when we use computers and Internet. But not all the passwords are safe. In order to keep our accounts and     2     (person) information safe, we must learn how     3     (make) safe passwords.

How can you make your computer and Internet passwords safe? Experts have some tips for you. You’d better remember the tips and they are     4     (use) for you. Here are the     5     (suggest).

First, make your password out of capital letters. If your password is made of capital letters, it     6     (be) difficult for others to get into your account.     7     only takes a hacker 10 minutes to work out a six letter password made of small letters. But the same password in capital letters takes 10 hours to work out.

    8     (two), add numbers or symbols to your password. It may be much     9     (safe).     10     sometimes such password is not easy to remember, it is really safe.

Third, never use personal information for passwords and use different passwords for different accounts. Experts say that a user should change his or her passwords every 90 days. In this way, hackers won’t guess your passwords.