1.Summer is coming. It's dangerous for us in the rivers or lakes.

A.swim
B.swam
C.to swim
D.swimming

1.C 本题考查“It's+adj.+for sb.+to do sth.”的句式结构,故选C。

2.It's very kind you me with maths.
I'd like to say thanks to you.

A.for;to help
B.for;helping
C.of;to help
D.of;helping

2.C 本题考查“It's+adj.+of/for sb.+to do sth.”的句式结构,先排除选项B和D;kind是描述人的品质的形容词,应用介词of。故选C。

3.「2025辽宁中考改编」For the safety of firemen, special masks, coats and helmets are always .

A.patient
B.necessary
C.useless
D.successful

3.B 根据语境可知,为了消防员的安全,特制的面罩、外套和头盔总是必要的,necessary符合语境。故选B。

Ⅱ.根据汉语意思完成句子，每空一词
4.「2025江苏连云港中考改编」对我来说，扮演英雄的角色是梦想成真。
For me, stepping into the role of a hero is a dream .
5.莉莉两周前就开始准备演讲比赛是很明智的。
Lily to start preparing for the speech contest two weeks ago.
6.「2025江苏淮安中考改编」虽然湿地可能看起来不漂亮，但很明显它们能够做重要的工作。
Although wetlands may not look pretty, but they are able to do the important work.

4. come true
5. It was wise of
6. it's clear/ obvious that

文化 知识
古代科学家宋应星
「2026重庆一中教育集团期中改编」
根据短文内容，从A、B、C三个选项中选出一个语法正确的答案。
In ancient China, there lived 7 clever man named Song Yingxing. Unlike many students who only read old books, he believed that true learning came from watching things and asking questions 8 person.

When he was young, he studied very hard, not only to pass exams but also to 9 understand the world. He was such a talented student that nobody believed he 10 in the national examination. Unluckily, he did fail many times. These unexpected failures made 11 upset, but they also opened another door for him.
During his long trips to take these exams, he saw farmers working in the fields and asked them about their farming skills. He watched carefully 12 they used their tools to create beautiful objects from metal, clay, and silk. He thought their skills were so wonderful that he never stopped 13 down everything he saw.
Later, he got a small job that wasn't very busy, which helped him to write a book. After 14 of hard work, his amazing book, Tiangong Kaiwu, came out in 1637. It was full of 15 knowledge about how things were produced in his time, making him a true pioneer in science.
Song Yingxing never became a famous leader, but he unexpectedly became one of 16 scientists in Chinese history. Today, he is remembered for his important work, which shows a very colorful picture of ancient Chinese science and technology.
7.A.a B.an C.the
8.A.at B.in C.for
9.A.true B.truly C.truth
10.A.fails B.will fail C.would fail
11.A.his B.he C.him
12.A.what B.how C.why
13.A.write B.writing C.to write
14.A.year B.years C.years’
15.A.useful B.useless C.use
16.A.great B.greater C.the greatest

7.A 此处表示“一个名叫宋应星的聪明人”,第一次提到某人或某物时要用不定冠词,且clever以辅音音素开头,故选A。
8.B 此处表示“他认为真正的学问来自亲自观察事物和提出问题”。in person是固定短语,意为“亲自”。故选B。
9.B 修饰动词understand要用副词,故选B。
10.C 根据上下文可知,believed后的宾语从句要用相应的过去时态,would fail符合语境。
11.C made后要用人称代词的宾格形式,故选C。
12.B 此处表示“他仔细观察他们如何用工具从金属、黏土和丝绸中制作出漂亮的物品”,how符合语境。
13.B 根据“He thought their skills were so wonderful”可知,他不停地把自己看到的一切记录下来,stop doing sth.表示“停止做某事”。故选B。
14.B 此处表示“经过多年的努力工作”,要填year的复数形式years。
15.A 修饰名词knowledge应用形容词,先排除选项C;根据“how things were produced in his time”可知,此处表示“充满了有用的知识”,useful意为“有用的”。故选A。
16.C “one of+the+形容词最高级+可数名词复数”表示“最……的……之一”。故选C。