3 . Tom explained to his teacher the reason ________he came late. （用适当的词填空）

4 . I grew up in the small village ________I was born. （用适当的词填空）

5 . 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。

Beijing, together with Zhangjiakou, succeeded in getting the chance to host the 2022 Winter Olympic Games,     1    speeds up the development of Zhangjiakou City. Word came that the Beijing- Zhangjiakou high-speed railway,    2    (locate) in North China, is now    3    construction, and is expected to be completed by 2020 in preparation for the cities to host the 2022 Winter Olympic Games.

Starting from Beijing North Railway Station and heading west through the Great Wall, the project is    4    (probable) the biggest challenge ever. Its designers say that the explosions needed to dig the tunnels will not have a negative effect on the structure. The railway line has a    5    (long) of 174 km as a double-track passage line, with ten stations along its route. Enjoying    6    total investment of 31.17 billion yuan, the train will travel as fast as 300 km/h,    7    the trip between the two cities will only take 40 minutes.

According to the plan, the high-speed railway will have two branch    8    (line)—one is to Yanqing Station, the other is to Taizicheng of Chongli, where the Olympic village lies. The full railway,    9    (include) a 70-kilometer section through Beijing,    10    (complete) in four and a half years.

6 . This should serve as a warning ________ people should be aware of their surroundings, especially when crossing roads. （用适当的词填空）

7 . 阅读下列材料，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。

In Asia, especially the so-called “rice bowl” cultures of China, Japan, Korea, and Vietnam, food is usually eaten with    1    (chopstick).

Chopsticks are usually two long, thin pieces of wood or bamboo. They can also    2     (make) of plastic or mental. Sometimes chopsticks are quite artistic.    3    (true) elegant chopsticks might be with Chinese characters. Skilled workers also combine various hardwoods    4    metal to create special designs.

Five thousand years ago, Chinese people probably cooked their food in large pots,    5    (use) branches to remove it. Food in small pieces could be eaten easily with branches     6    gradually turned into chopsticks.

Some people think that the great Chinese scholar Confucius, who lived     7    551 to 479 BC, influenced the     8    (develop) of chopsticks. Confucius believed knives would remind people of killings and     9    (be) too violent for use at the table.

Chopsticks are not used everywhere in Asia. In India, most people traditionally eat     10    their hands.

8 . To be frank,I have always had the greatest ________(admire) for the CEO of our company. (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。

Chinese high-speed railways are a very comfortable way to travel. They are clean, quiet and    1    (efficiency). China    2    (lead) other developing countries and even some developed ones in this field since the first high-speed train came into use in 2008.

The stations are    3    (main) built outside the town center, but local transport has been lengthened    4    (connect) the high-speed network. The    5    (facility) on the train are new and the staff are well trained. Even the second class chairs provide plenty of space. The passages are wide and you can move easily, not    6    (disturb) anyone. You can use your mobile phone or work on your laptop, having access    7    the Internet. There is also a restaurant car, though the kinds of food    8    (be) limited. The toilets are large, clean and user-friendly too. The train almost doesn’t rock. Even when the train brakes, you can hardly feel it shake.

What’s more, with a faster check-in, the high-speed trains are also    9    (little) affected by weather than planes. Seldom are    10    delayed or cancelled for weather condition. Therefore, they have become the first choice for many passengers.

10 . 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。

When it seemed that social networks could no longer surprise us, China gave birth to    1    new application, Tik Tok. It is a social network in    2    you can create and share fun music videos with your friends and followers.

Tik Tok    3     (release) in September 2016 by Jinri Toutiao. With people of all ages loving it in 2019, the short-form video app is becoming    4     (rapid) popular around the country.

In order to use the application, we will need to create a user account, a process that will only take a few    5     (second). On Tik Tok the key is the music videos. When    6     (create) your music videos, you will be able to choose from hundreds of songs.     7    addition to being able to choose the most popular songs of the moment, users have a simple video editor to make their videos more    8     (surprise). Tik Tok aims to provide video editing service for mobile users, so all operations on this app are easy and clear    9     (master).

Creating videos with Tik Tok    10     (be) fun.Besides, we can “like” any other users’ video, leave comments, share it with friends, and so on.