一、根据句意和首字母提示写出单词，完成句子。
1. Many families in poor areas are troubled by a serious d.
2. Doctors need to check patients' b to find proper treatment.
3. They travelled to n part of China to offer help, like Xinjiang.
4. Increasing numbers of children are s from mental health problems.
5. I can't a to buy a new car right now because I'm saving money for my education.
二、用括号中所给单词的正确形式填空。
1. The doctor felt tired because he had two (operate) today.
2. College students (organize) a tea party for the old at present.
3. AI helps people find information, especially for their research and (day) tasks.
4. These (charity) have done a lot to help people in need.
5. —I took part in the marathon last month and became one of the 25,000 marathon runners.
—Great! What a (mean) experience it was!
三、单项选择。
()1. —Why is Jeff so ?
—Because he won first place in a competition.
A. upset
B. excited
C. nervous
D. blind
()2. It's necessary children some safety skills.
A. of; learning
B. of; to learn
C. for; learning
D. for; to learn
()3. The athletes never give up. Even with disabilities, they work hard to win medals in the sports events.
A. disabled
B. elderly
C. homeless
D. adult
()4. —For lots of left - behind children, love and care were often from their childhood.
—It's a social problem that is hard to solve.
A. separate
B. absent
C. extra
D. blind
()5. — do the students have to walk to school every day?
—For more than two hours.
A. How soon
B. How often
C. How far
D. How long
()6. Can you a good hotel near the airport? I need to stay there for one night.
A. remember
B. recommend
C. promise
D. prepare
()7. Many old buildings in the area are of falling down because of the strong winds.
A. at work
B. at risk
C. at rest
D. at war
()8. —I'm going to Beijing for my summer holiday soon.
—. Have a good trip.
A. Never mind
B. You're right
C. You'd better not
D. That's nice

一、1. disease 2. blood 3. north-western 4. suffering 5. afford
二、1. operations 2. are organizing 3. daily 4. charities 5. meaningful
三、1. B 【点拨】根据“Because he won first place in a competition.”可知，在比赛中获得第一名应该感到很激动。故选 B。
2. D 【点拨】此处是“It’s+adj. +for/of sb to do sth”句型，形容词 necessary 是描述事情的性质，用介词 for。故选 D。
3. A 【点拨】disabled 残疾的，与“Even with disabilities”相呼应。故选 A。
4. B 【点拨】根据语境和常识可知，留守儿童的童年经常缺乏关爱。故选 B。
5. D 【点拨】根据答句“For more than two hours.”可知，用 how long 提问多长时间。故选 D。
6. B 【点拨】根据“I need to stay there for one night.”可知，是想让对方“推荐”机场附近的酒店。故选 B。
7. B 【点拨】根据“because of the strong winds”可知，强风让老建筑物有倒塌的“危险”。故选 B。
8. D 【点拨】根据“Have a good trip.”可知选 D。

【分析】
拿到这道题可以分三个模块逐一处理：
1. 首字母填空类：先通读完整句子梳理整体含义，结合给出的首字母提示，匹配所学的符合语义的词汇，同时确认填入词汇的词性、形式完全适配句子结构。
2. 词形转换类：先判断空格在句中充当的成分，确定所需词性，再结合对应语法规则，把括号内的原形单词转换为正确形式，比如名词变复数、动词变对应时态形式、名词变形容词等。
3. 单项选择类：先读懂题干语境，结合前后句的提示信息，辨析选项词义、固定句型/短语的用法，排除不符合逻辑的错误选项，选出最贴合语境的答案。
【解析】
一、根据句意和首字母提示写单词
1. 句意为贫困地区很多家庭受严重问题困扰，结合首字母d和语境，填入表示“疾病”的名词disease符合逻辑。
2. 句意为医生需要检查患者的某项指标来制定治疗方案，结合首字母b，填入表示“血液”的名词blood符合场景。
3. 后文给出例子新疆，属于中国西北区域，结合首字母n，填入形容词north-western修饰后面的part，指代中国西北部区域。
4. 固定搭配suffer from表示“遭受、受……困扰”，本句为现在进行时，所以填入现在分词suffering。
5. 固定搭配afford to do sth.表示“负担得起做某事”，情态动词can't后接动词原形afford，符合“攒学费买不起新车”的语境。
二、用括号内单词正确形式填空
1. 空格前有数词two，需要填入operate对应的名词operation的复数形式operations。
2. 时间状语at present表示当下，句子用现在进行时，主语是复数，所以填are organizing。
3. 空格后是名词tasks，需要用形容词修饰，day对应的形容词daily表示“日常的”，符合搭配。
4. 指示代词These后接可数名词复数，charity的复数形式为charities。
5. 空格后是名词experience，需要用形容词修饰，mean对应的形容词meaningful表示“有意义的”，符合语境。
三、单项选择
1. 提示信息“比赛拿第一名”对应的情绪是兴奋的，排除沮丧、紧张、失明的选项，选B。
2. 考察固定句型It's+adj.+for/of sb to do sth，形容词necessary是描述事件性质，用介词for，后接不定式，选D。
3. 后文提示“即便身有残疾”，对应形容词disabled修饰运动员，选A。
4. 固定搭配be absent from表示“缺失、缺席”，符合“留守儿童童年缺少关爱”的语境，选B。
5. 答句是持续的时长，提问时长用How long，选D。
6. 要住一晚的需求对应请求对方推荐机场附近的酒店，recommend表示推荐，选B。
7. 固定搭配at risk of doing sth表示“有……的风险”，符合老建筑遇强风有倒塌风险的语境，选B。
8. 对方告知要去北京过暑假，礼貌回应结合后文“祝旅途愉快”，选“That's nice”符合逻辑，选D。
【答案】
一、1. disease 2. blood 3. north-western 4. suffering 5. afford
二、1. operations 2. are organizing 3. daily 4. charities 5. meaningful
三、1. B 2. D 3. A 4. B 5. D 6. B 7. B 8. D
【知识点】
词汇运用、固定句型辨析、情景交际
【点评】
本题是初中英语单元基础综合练习题，全面覆盖了核心词汇拼写、词形变换、常用短语和固定句型的考点，所有题目都结合真实语境设置，既能检验学生对基础知识的识记熟练度，也能考察学生在语境中灵活运用语言的能力，适合用来巩固单元所学内容，查漏补缺。
【难度系数】
0.7