1 . 根据句子意思，从下面方框中选择词或词组，并使用其正确形式完成句子。

memorize acquire as a result promote sharp grateful highlight sensitive practical context

1. According to Hermann Ebbinghaus, the ______ loss of memory occurs during the very early period after learning.
2. I am ______ to my friend, Michael, because he helped me with my studies and it changed my life.
3. Try to use grammar rules in speaking and writing activities, and you will ______ the rules and use them without thinking.
4. My English teacher gives us specific feedback. For example, he often ______ our mistakes and says things like “You need to work on the past tenses some more”.
5. My science teacher made everything interesting. He used to explain things which seemed difficult with lots of   ______ examples and in simple language.
6. Some people find ______ new words very difficult while learning English.
7. Experts suggest that we should learn words in ______ and in chunks.
8. We retell interesting or funny stories from our childhood again and again ______ we remember the events in childhood better.
9. Teachers should do negative feedbacks in a less direct manner, especially to those who are shy or ______.
10. Asking questions is the easiest way to ______ active learning.

2 . 用以下词的正确形式填空

wrap       highlight       influential       distraction       sensitive feedback       ashamed       swallow       extinct       occasional

1. She was deeply ________of her rude behaviour at the party.
2. To ________means to make food or drink go down your throat into your stomach.
3. Her skin is very ________ to the sun. So hats and sunscreen cream are very necessary.
4. Jack feels that the constant noise is getting to be a ________from what he is doing now.
5. When you _________ something, you fold paper or cloth tightly around it to cover it completely.
6. As the father of hybrid rice, Yuan Longping is one of the most________ scientists in agriculture.
7. If you say you __________meet your friend, you mean you sometimes meet each other, but not often.
8. When you are reading, it is important to ________the key points with a marker so that it will be helpful for you to review what you have learnt.
9. If you get ________on your work or progress, it means someone tells you how well or badly you are doing, and how you could improve.
10. If you say a species of animal or plant is _________, you mean it no longer has any living members, either in the world or in a particular place.

3 . 骑马漫游大草原上是我们旅行中最精彩的部分。（highlight）（汉译英）

4 . 选词填空

grateful, give away, effective, on behalf of,complain, devote, committed, furniture, highlight

1. Tu Youyou ________her life to medicine research, which inspires a lot of people.
2. Jason was tired of being regarded as living a successful life, so he made the choice to ________all his money to charity.
3. He lives in a small room with second-hand ________.
4. Many scientists are totally ________to their studies and they always remain determined and focused.
5. I am writing ________the school's student Union.
6. He used to help us when we were in trouble. We were extremely ________to him for helping us.
7. In his speech, he ________the importance of environment protection.
8. They often ________about the noise upstairs.
9. The government has taken ________measures to prevent the spread of COVID-19.