3 . 根据语境，选择下框中的单词替换句中划线部分的单词或短语，使之意思一致。仅填字母。

A. edged     B. display     C. witnessed     D. barely     E. ultimately     F. is visible     G. vary

1. In Japan, it may demonstrate respect to look down when talking to an older person.
2. American and British English differ in many small ways.
3. Importantly, teachers’ duty is helping every student to learn.
4. The climber moved slowly down from the top of the mountain.
5. The late twentieth century saw the rapid development of China’s economy.
6. At the far side of the valley, an ancient Sami cottage can be seen.
7. I couldn’t wait for him to open up his gift. In fact, I hardly slept the night before.

4 . 根据语境, 选择下框中的单词或短语, 必要时用正确的形式填空、框中有两个单词为多余单词.

visible;   combine;   accompany;   column;   circumstance;   refer ;instant;   relevant; company;   swing;   rare;   constant

1. I miss Ming ming and her students although we _________ see each other now.
2. As she shook her head, her ear rings _________ back and forth.
3. The writing on the wall is barely__________.You need to come close up.
4. In recent years an English word “infosphere” has appeared, _________the sense of “information” and “atmosphere”.
5. __________ by the sound of the piano, I was listening to an interesting book―Klara and the Sun.
6. I recognized Yuzhe the __________ I saw him in a football shirt.
7. Under no __________ should we do terrible things to other people.
8. He enjoys two particular _________ in this weekly newspaper.
9. In solving crimes in the future, big data will become much more _________.

5 . 根据语境，选择下框中的单词替换句中划线部分的单词或短语，使之意思一致。

genius;   visible;   appropriate;   distinguish;   property;   security;   automatic

1. We all agree that he is the only suitable person for the position.
2. Ms. Meng Wanzhou said she has a feeling of being safe in homeland.
3. Talk-show actors have a talent for telling jokes in front of audience.
4. It’s difficult to recognize the difference between twins.
5. Bacteria is not a kind of living thing that can be seen.
6. More and more cars that work without needing a person to operate them appear in the market.
7. Policeman has returned the belongings to the original owner.