Ⅱ. 根据汉语提示完成句子
1. Professors try to tell why （容易忘记事情）.
2. Knowledge is （像一条链条）and new knowledge is best remembered by linking it with old.
3. Try to study how （它们有何不同）so that you can create pictures in your mind.
4. Scientists are still （钻研这一奥秘）, trying to find the real answer.
5. Can you （复述故事）in your own words?

1. it is easy to forget things 2. like a chain 3. they are different from each other 4. working on the mystery 5. retell the story

【分析】首先分析每个句子的语法结构，判断空格处所需成分：1. why引导宾语从句，需用陈述语序；2. 考查固定搭配；3. how引导宾语从句，需用陈述语序；4. 考查现在进行时结构；5. 情态动词后接动词原形。再结合汉语提示，匹配对应的英语表达，确保语法正确、语义通顺。
【解析】1. why引导宾语从句，使用“it is + adj + to do sth”的固定句型，对应“容易忘记事情”译为it is easy to forget things；2. “像”用介词like，“链条”是chain，故译为like a chain；3. how引导宾语从句需用陈述语序，“它们有何不同”译为they are different from each other；4. 句子是现在进行时（are + doing），“钻研”是work on，“奥秘”是mystery，故译为working on the mystery；5. 情态动词can后接动词原形，“复述”是retell，“故事”是story，故译为retell the story。
【答案】1. it is easy to forget things 2. like a chain 3. they are different from each other 4. working on the mystery 5. retell the story
【知识点】宾语从句；固定短语；现在进行时
【点评】本题考查英语基础语法和常用表达，涉及宾语从句、固定搭配、现在进行时等知识点，难度不大，只要掌握基础词汇和语法规则即可正确作答。
【难度系数】0.6

Ⅲ. 短文填空
阅读下面短文，在空白处填入一个适当的单词或填入括号内单词的正确形式。
Our brain is an amazing tool that helps us learn, remember, and grow. It is 1. important part of our body. To make our memory stronger, we can follow some 2. (use) tips.
First, try 3. (link) new knowledge with what you have learned before. Just as Professor Green says, knowledge is like
a chain, and the more links you create, the 4. (well) you can remember. Second, pay attention to 5. (detail) when you learn new words, or you may get them 6. (mix) up easily. Third, it’s a good idea 7. (memory) poems or stories every day. This can help you exercise your memory. Fourth, never be afraid of 8. (attend) lectures. You can learn a lot from them and then retell 9. (it) to your friends. This is a great way to put your brain 10. good use.
We all know that the memory of riding a bike is 11. (probable) stored in a more stable area of our brain. This is one of the greatest 12. (mystery) about our brain. At your age, your brain 13. (develop) fast, so you should make full use of it.
If you keep using your brain, it will become more powerful. Don’t worry 14. you have memory problems now. Just keep practising, and you 15. (see) a big difference soon. After all, improving your memory is a lifelong journey.

1. an 2. useful 3. to link 4. better 5. details 6. mixed 7. to memorize 8. attending 9. them 10. to 11. probably 12. mysteries 13. is developing 14. if 15. will see

【分析】
本题为短文填空，需结合语境、语法规则、固定搭配等知识解题。1. 考查冠词，important以元音音素开头，表泛指用an；2. 修饰名词tips需用形容词，故转换为useful；3. 固定搭配try to do sth，填to link；4. 固定结构“the +比较级，the +比较级”，well的比较级为better；5. detail为可数名词，此处表泛指用复数details；6. 固定搭配get mixed up（混淆），填mixed；7. 固定句型it’s a good idea to do sth，用to memorize；8. 介词of后接动名词，故attend变attending；9. 指代前文的lectures，用宾格them；10. 固定搭配put sth to good use（充分利用），填to；11. 修饰动词stored用副词，故probably；12. one of后接可数名词复数，mystery变mysteries；13. 语境表“大脑正在快速发育”，用现在进行时is developing；14. 引导条件状语从句，用if；15. 时间状语soon提示用一般将来时，故will see。
【解析】
1. an：important为元音音素开头的形容词，表泛指，用不定冠词an；
2. useful：修饰名词tips，需用use的形容词形式useful；
3. to link：固定搭配try to do sth（尝试做某事），故用不定式to link；
4. better：固定结构“the +比较级，the +比较级”，表示“越……越……”，well的比较级为better；
5. details：detail为可数名词，此处表泛指，用复数形式details；
6. mixed：固定搭配get mixed up（混淆），故用过去分词mixed；
7. to memorize：固定句型it’s a good idea to do sth（做某事是个好主意），故用不定式to memorize；
8. attending：介词of后接动名词，故attend变为attending；
9. them：指代前文的lectures（复数），作retell的宾语，用宾格them；
10. to：固定搭配put sth to good use（充分利用某物），故填介词to；
11. probably：修饰动词stored，用probable的副词形式probably；
12. mysteries：one of后接可数名词复数，故mystery变为mysteries；
13. is developing：根据语境“你的大脑正在快速发育”，用现在进行时is developing；
14. if：引导条件状语从句，表“如果”，故填if；
15. will see：时间状语soon提示用一般将来时，故用will see。
【答案】
1. an 2. useful 3. to link 4. better 5. details 6. mixed 7. to memorize 8. attending 9. them 10. to 11. probably 12. mysteries 13. is developing 14. if 15. will see
【知识点】
冠词的用法、词性转换、非谓语动词、名词的数、时态、固定搭配
【点评】
本题围绕大脑记忆的话题，考查基础语法知识与词汇在语境中的运用，涵盖冠词、词性转换、固定搭配、时态等考点，注重学生对基础知识的掌握与灵活运用，难度适中。
【难度系数】
0.6

Ⅳ. 补全对话
根据下面的对话情景，在空白处填入一个适当的句子，使对话的意思连贯、完整。
(Tom is rushing to the school library for a reading activity.)
Tom: Hi, Li Hua.
Li Hua: Hi, Tom. You are running so fast.
1.
Tom: Oh, I'm late for the reading activity. I totally forgot it was today!
Li Hua: The activity is going to start soon.
2.
Or you will miss the introduction part.
Tom: I know. I've been so busy with my new classes these days. 3.
Li Hua: Don't worry. It happens often.
4.
Tom: That's a great idea. I'll definitely make a to-do list from now on.
Li Hua: The activity has already begun.
5.
Tom: OK. Bye!

示例:1. What's wrong? / What's the matter? / What happened? 2. You'd better hurry up. / Hurry up, please. 3. I always forget things . / I'm so forgetful recently. / I can't remember things well. 4. Why not make a to-do list? / You can make a to-do list. 5. Hurry in. / Hurry up.

【分析】
本题为补全对话，需结合上下文语境填写符合日常交际逻辑的句子。首先观察对话场景：Tom匆忙赶去图书馆的阅读活动，Li Hua与他交流。第1空需对应Tom跑很快的状态，询问他的状况；第2空结合活动即将开始、怕错过介绍，需催促Tom；第3空承接Tom因忙新课忘记活动的情况，表达自己健忘；第4空针对健忘的问题，给出合理建议；第5空结合活动已开始，催促Tom进入。
【解析】
1. 由Tom跑得很快，且回答自己迟到了，可知此处应询问Tom怎么了，故填What's wrong?
2. 由活动即将开始，怕错过介绍部分，需催促Tom加快速度，故填You'd better hurry up.
3. 由Tom说最近忙新课，忘记了活动，可知此处表达自己最近健忘，故填I'm so forgetful recently.
4. 由Tom说要做待办清单，可知此处是给出做待办清单的建议，故填Why not make a to-do list?
5. 由活动已开始，Tom要离开，此处催促Tom进入，故填Hurry in.
【答案】
1. What's wrong?
2. You'd better hurry up.
3. I'm so forgetful recently.
4. Why not make a to-do list?
5. Hurry in.
【知识点】
补全对话、日常交际用语
【点评】
本题考查日常情景对话的运用，需结合上下文逻辑填写符合语境的句子，贴近生活场景，难度较低。
【难度系数】
0.8